Explore the global copper mining capex forecast, trends shaping supply, investment, agriculture, and infrastructure—uncover key drivers and industry outlook.

Discover how code reduction Eldorado, mining best practices, and adaptive land management enhance agricultural, environmental, and rehabilitation outcomes.

Explore how cobalt mining in Australia impacts agriculture, forestry, water, and land management, balancing resources for sustainable regional development.

Explore chromium price trends and news—discover how supply, demand, and alloy needs shape pricing for agriculture, steel, mining, and infrastructure sectors.

Explore how molybdenum, mineral supply chains, and infrastructure development drive innovation in agriculture, forestry, and rural resilience—read more.

Explore how china dominance in cobalt refining shapes global supply, agricultural equipment, and infrastructure modernization strategies. Read more for insights!

Explore capstone copper project details, location, and sustainable management in Chile, focusing on water, land use, agriculture, forestry, and biodiversity.

Discover how california gold rush locations map, gold mining locations in california, and irrigation shaped land use, water, soils, and restoration today.

Explore how bhp asx news, capital, infrastructure, and supply chain trends shape agriculture, forestry, and equipment sector strategies for resilience.

Discover the best soil in America for sustainable agriculture, forestry, and land use. Learn how soil health, nutrients, and pH drive yields and resilience.

Explore best metal stock to buy—learn how copper drives agriculture, infrastructure, and defense, and what investors should consider for resilient returns.

Explore bauxite reserve locations worldwide and lithium reserves, and how mining, agriculture, and forestry intersect for sustainable land use and planning.

Explore average copper ore grade worldwide, mining technology, and environmental impacts shaping rural, agricultural, and forestry landscapes. Read more!

Automated soil sampling equipment compared: 7 systems, real accuracy/cost data, a sampling-density calculator, and where it fits mining exploration.

Auger drilling market data by region, machine type, and price range — plus a cost-per-metre calculator to compare rigs before you buy.

Explore how critical minerals, energy storage, and advanced manufacturing partnerships drive innovation, sustainability, and efficiency in agriculture and forestry.

Explore alaska gold deposits, mining, and environmental management, highlighting sustainable practices, resource planning, and ecological stewardship. Read more!

Copper and nickel are the real “key elements” cutting CO2 emissions and feeding soil. 2026 supply data, US agronomy rates, and a free copper-demand calculator.

NSW gold fossicking permit rules explained: state forest permit cost, free Crown land access, national park exceptions, and how to check your site legally.

Explore yellow mineral rock, yellow rock crystal, and minerals in farming, mining, and infrastructure—covering identification, processing, and impacts.

Discover where Sleeping Beauty turquoise is mined, its unique geology, mineral extraction, and sustainable practices ensuring land stewardship and quality.

Discover where gold in Arizona intersects with mining, agriculture, and forestry—explore maps, ore zones, resource use, and sustainable land management.

Which ERP, GIS, SCADA, LIMS and royalty tools connect to mineral management software, what setup takes, and how to check compatibility before you buy.

Discover what diamonds look like in the ground and in nature, how to identify diamond-bearing rocks, and their impact on agriculture, forestry, and mining.

Discover what are considered rare earth minerals, if uranium fits, key REEs applications in agriculture, mining, and defense, and why these elements matter.

Explore why undervalued junior gold miners and undervalued copper stocks offer growth for investors in Canadian mining, agriculture, and infrastructure sectors.

Underground mine ventilation system design, 3D planning, and vacuum/haulage integration — MSHA airflow rules, US market data, and a working CFM calculator.

Explore how stage 1 ore throughput, refinery throughput, and phase 1 capacity enable sustainable mining, supporting agriculture, forestry, and rural resilience.

Explore sustainable copper ore processing, stage 1 capacity, and ore grade insights shaping eco-friendly mining, land-use, and production strategies.

Top ag tech companies ranked by real US adoption data, market size, and mining tech PR crossover — plus a tool ROI calculator and vetting checklist.

Discover how ore grade, copper production efficiency, and environmental stewardship drive sustainable mining operations, resource utilization, and process optimization.

Explore South Africa platinum group metals strike probability, mining disruptions, labor dynamics, and supply chain impacts shaping global platinum production.

Discover how acid mine drainage impacts water, soil, and agriculture in South Africa, threatening crop yields and water security—explore solutions inside.

Explore silver ETFs vs mining stocks pros cons for agriculture, mining, and infrastructure investment. Discover the best silver stocks or ETFs to buy today.

Shrinkage vs. sublevel vs. open stoping, animated and compared: costs, tonnage, backfill, and safety, with real mine economics.

How Sentinel copper mine pricing shapes Zambia’s agriculture: land, water, jobs, and a calculator to model your own input-cost exposure.

Explore Africa’s mineral, mining, and agricultural sectors—discover how sustainable land use and transparent chains drive resilient rural communities.

Explore rare earth futures trading, contracts, and pricing to manage risk, stabilize costs, and support agriculture, mining, and infrastructure projects.

Explore rare earth elements or neodymium per electric vehicle permanent magnet kg and their role in efficient, high-torque EV motors for agriculture and mining.

How Australian rice, ginger and precision-ag tech connect to rare earth mining — with production figures, market data and a farm input calculator.

Discover how quebec gold mining in rural landscapes balances gold extraction, soil health, water management, and sustainable agricultural practices.

Explore publicly traded companies that mine thorium and rare earths shaping agricultural, mining, and infrastructure supply chains. Discover industry trends now.

Discover how advanced process controls for smelting and refining optimize copper quality, energy efficiency, emissions, and furnace operations. Read more.

Preventative and AI predictive maintenance scheduling for mining equipment: real ROI figures, a downtime-cost calculator, and how to build a schedule.

Copper porphyry deposits explained: how they form, alteration zones, copper-gold variants, magnetic and IP signatures, and where to explore next.

Discover how platinum supply concentration in South Africa shapes mining, agriculture, and cleaner technologies across industrial and environmental sectors.

Explore petroleum industry prospects and trends shaping agriculture, forestry, and mining sectors—efficiency, fuels, technologies, and resilience insights await.

Discover how Oyu Tolgoi mining operations Mongolia balance mineral extraction, land use, water stewardship, and sustainable development for rural communities.

Explore oil refining, crude oil refining, and refining gold ore: discover key processes, fuels, products, and innovations shaping energy efficiency.

Discover how offshore oil drilling technology advances energy extraction while minimizing environmental impact on coastal, agricultural, and rural ecosystems.

Explore mining, environmental stewardship, and sand mine development—insights on resource resilience, agriculture, and sustainable community impact.

Discover how monthly dividend gold stocks and coal dividend stocks offer steady cash flow, resilient income, and predictable payouts for agribusiness operations.

Explore key mining safety topics, open pit and underground risks, controls, training, and emergency measures to enhance worker protection and operations.

Discover how mining risk management frameworks and ISO 31000 improve safety, compliance, and operational resilience across all mining industry stages.

Corrosion costs US farms $1.1B/year and coal mines $93M/year in coatings alone. See the numbers, the fix hierarchy, and a coating-cost calculator.

Mining fleet automation ROI by the numbers: payback periods, adoption rates, capex vs. opex, and a calculator to model your own fleet.

Discover how mining and quarrying compliance software streamlines environmental, safety, and operational management for sustainable granite extraction.

Explore the mines in Canada map to see how mining, agricultural, and forestry sectors balance land use, support rural communities, and enable sustainability.

Explore how advanced mineral exploration equipment, detection devices, and monitoring systems drive precision, safety, and sustainability in resource management.

Coal mining market data (EIA), metal ore mining at $1.08T, US gold output by state, and a filtration-cost calculator for mining and agri operators.

Explore manganese ore mining, processing, and applications in steel, agriculture, and infrastructure. Learn about value chain, management, and environmental impact.

Discover how manganese agriculture optimizes crop health, soil nutrient balance, and sustainable forestry through precise micronutrient management.

Explore major lithium deposits, land use planning, and mining’s impact on agriculture, forestry, and rural regions. Discover sustainable development insights.

Discover top production reporting solutions leveraging automation, real-time data, and analytics to optimize oil field operations, safety, and energy management.

Discover how lepidolite minerals enhance sustainable agriculture and forestry, guiding soil health, land management, and responsible extraction practices.

Explore lapis lazuli mining and processing, site management, environmental safeguards, and sustainable practices shaping community-focused gemstone extraction.

Explore how uranium production, stable energy supply, and infrastructure planning shape global agriculture, mining, and resource-based sector resilience.

Discover how JORC mining sets standards for mineral resources, ore reserves, and technical reporting—ensuring transparency, risk management, and project viability.

Discover how open-pit and underground mining innovations boost resource extraction, efficiency, and environmental stewardship for agricultural and rural sectors.

Explore is bhp the world’s largest diversified miner, mining’s impact on agriculture, forestry, infrastructure, and how minerals drive global supply chains.

Explore iron ore production by country, its impact on agricultural and rural infrastructure, and how steel underpins sustainable farming and regional development.

Discover how hyperspectral imaging satellites revolutionize mineral exploration, mapping surface signatures and enabling advanced soil and land management insights.

How mercury extraction and gold-mercury amalgamation actually work, why it’s risky, and the containment, testing and mercury-free methods that replace it.

Discover how to find opals sustainably using soil, zones, and water clues. Learn eco-friendly opal mining, site selection, and land stewardship best practices.

Discover copper stock strategies, risk, and market trends for agriculture, infrastructure, and mining. Assess demand, diversification, and investment outlook.

Smelter shutdowns tighten copper supply, raising costs for agriculture and industry. Learn how refined copper capacity impacts equipment, wiring, and systems.

Discover how analysts evaluate mining stocks, focusing on silver stock valuation, junior mining risks, costs, resources, capital, and project economics.

Explore gold mining stocks performance, price trends, risk, and sector insights for agriculture-adjacent land, investors, and operators—read more now!

Gold mining industry analysis with USGS/World Gold Council figures on US output, AISC costs, emissions, and where equipment and stock data fit in.

Lithium brine deposits supply most global lithium but strain arid water tables. USGS, Fed data on US reserves, water use, and satellite-based exploration alternatives.

Explore Indonesia mining regulatory issues, balancing extraction, agriculture, and forest sustainability—discover impacts on water, soil, and rural communities.

Generative AI in mining drives efficient portfolio strategies, royalty models, and risk management, unlocking value and resilience in resource monetization.

Explore energy-source minerals valuation, competitors, and solutions in mining, agriculture, and forestry. Discover insights on efficiency and sustainability here.

Explore downstream and renewables technical shell: advanced processing, energy integration, and supply chain optimization across agriculture, forestry, and mining.

Explore current copper price per tonne, ore costs, and pricing dynamics impacting farming, forestry, mining, and infrastructure strategies—read more.

Discover how copper tungsten semi-finished parts boost machinery performance, wear resistance, and thermal management in agriculture, mining, and forestry.

Discover how copper sulfide minerals impact agriculture, soil health, forestry, and sustainable mining practices—learn key management strategies for productivity.

Explore how TSX for sale, silver miners TSX, and mining trends impact land, agriculture, infrastructure, and rural economies—gain key market insights.

Explore how Carlin Trend gold production, agricultural planning, and restoration practices shape sustainable land, soil, and water management in rural economies.

Discover the best tools for finding gold in riverbeds while minimizing environmental disturbance and ensuring safe, practical, and sustainable exploration methods.

Discover how the best 3D LiDAR cameras optimize capital expenditure, improve asset management, and deliver accurate data for mining, forestry, and infrastructure.

How bauxite mining alters soil pH, heavy metals, and crop viability near farmland, with USGS/NASS data and a soil-remediation cost calculator.

Explore shareholder structure, governance practices, and strategic direction in mining—gain key insights on market impact, risk, and value creation now.

Explore how diamond mining, sustainable agriculture, and forestry intersect, focusing on responsible extraction, land stewardship, and rural development.

Agtech updates, agtech investing and UK agritech funding explained: real 2025 figures from AgFunder, Agri-TechE and Defra, plus a farm ROI calculator.

Discover the Abitibi Gold Belt: explore sustainable mining, forestry, and land management for soil health, wildlife habitat, and balanced resource use.

Explore how precious metals, mining, and agriculture blend for resilient portfolio growth, inflation hedging, and strategic asset allocation in shifting markets.

Explore how metallic minerals mined in North Carolina impact agriculture, forestry, soil quality, water resources, and sustainable land management today.

Explore the highest grade tungsten deposits, mining and processing trends, and environmental strategies shaping efficient, sustainable industry operations today.

Explore how gold mining production volumes data impacts sustainable rural development, agriculture inputs, infrastructure, and environmental stewardship.

Discover how NDMI (normalized difference moisture index) and NDSMI use remote sensing to monitor soil, vegetation moisture, irrigation, and drought patterns.

Explore tools from the 1800s California Gold Rush era—how mining, agriculture, and timber implements transformed infrastructure, labor, and productivity.

LME copper averaged $9,142/tonne in 2024 and hit $5.20/lb in May 2024. See the actual copper and diamond price data, sources, and a hedging calculator.

Discover advanced mining cost modeling in Excel VBA automation—gain transparent, repeatable estimates, manage variable costs, and optimize project outcomes.

Farm near a major gold mine? Compare land-surveying priorities, US/Canada production data and satellite tools that flag risk before it hits your yield.

Oilfield wireline service companies ranked by market share, plus the 7 downhole tools they run and how they compare on adoption and function.

Discover what is sulfur, where sulfur is mined, and its role in soil, agriculture, and mineral processing; explore its impact on crop yields and sustainability.

Discover what is the expected lifespan of a copper mine, ore grade, and mining impacts on agriculture, forestry, and sustainable infrastructure planning.

Explore lithium’s environmental impact, water and ecosystem management, and differences between lithium ore and brine in sustainable resource development.

Explore what is Dylox, mica, and potash—discover their essential roles in soil health, crop management, and sustainable agriculture innovation. Read more!

Explore water consumption per kg in primary vs secondary copper production, its impact on sustainability, and smarter resource planning in agriculture.

US drone mining and ag spray services explained with FAA, IMARC and ASDC figures, a cost-per-acre calculator, and how to check current numbers yourself.

Uranium price news and energy trends impact mining, agriculture, and infrastructure; discover how pricing shapes power, supply, and long-term strategies.

Underwater monitoring system market size, Gulf of Mexico oil/gas data, IMO emissions rules, and wildfire sensor networks — with sourced figures and a coverage calculator.

Explore top gold ETFs performance, gold mining ETFs, and copper ETFs; gain sector-specific insights on risk, returns, and portfolio strategies. Read more!

Explore top copper and gold producers in Africa, mining’s impact on agriculture, infrastructure, and sustainable land, water, and resource management insights.

Explore how the Texas gold rush, mining, and agriculture shaped rural land use, community development, and sustainable stewardship of land and water.

Explore lithium mining environmental impact on soil, water, forestry, and agriculture, and learn practices for sustainable resource management and resilience.

Explore copper cathode production, mining practices, and environmental management shaping land, water, and agriculture. Discover sustainable mining impacts.

Build a sustainable asset management plan for mining with 7 concrete steps, real downtime and safety data, and a payback calculator you control.

Risk management in mining, explained with South African fatality data, US crop-insurance benchmarks, and a downloadable tiered framework you can run today.

Discover how small gold trommel, sediment screening, and portable technology boost gold recovery in mining, agriculture, and land management applications.

Explore silver x mining AISC, costs, and sustainability—learn how land use, water, and community resilience shape responsible mining operations.

Discover how silver mined impacts agriculture, environment, and mining practices, focusing on extraction, sustainability, land use, and responsible rehabilitation.

Discover how silver mine supply trends impact agriculture, forestry, equipment costs, and technology adoption. Learn key industry drivers and insights now.

Explore silver extraction methods, ore processing, and sustainable mining practices with a focus on environmental stewardship and efficient resource use.

Discover how rare earth penny stocks, top rare earth penny stocks, and rare earth mining penny stocks drive precision agriculture, sustainability, and innovation.

Discover how preconcentration, copper concentrate production, and ore processing technologies boost efficiency, grade, and sustainability in mining workflows.

Discover how placer gold nuggets, river gold nuggets, and sediment dynamics shape soil fertility, erosion, and sustainable agriculture and forestry practices.

Discover where to pan for gold in Washington State with practical, sustainable tips for responsible mining that protect farming, forestry, and local ecosystems.

Discover how nitric acid for gold recovery enhances precious metal processing, with safety, dissolution, and environmental compliance insights for mining operations.

Discover how nickel stock companies shape agriculture, mining, and supply, focusing on sustainable practices, soil health, and responsible environmental impact.

Discover newmont vs barrick gold comparison, best gold mining stocks, and sustainable mining impacts on land, water, forestry, and community stewardship.

A newly discovered diamond mine near Johannesburg reshapes mining, agriculture, and water management, driving sustainable land, soil, and environmental stewardship.

Explore mud rotary well drilling, water supply solutions, and rotary drilling rig market trends for efficient groundwater access in agriculture, forestry, and mining.

Explore how cybersecurity for mining ensures operational resilience, safety, data integrity, and environmental stewardship with advanced OT/IT protection.

Explore mining sector insurance: essential coverage for mining contractors, equipment, operations, property risks, liability, and regulatory compliance. Read more!

Explore mining health risks, copper mining health risks, gold mining risks, and their impacts on soil, water, crops, and communities near extraction zones.

Compare mining geology, 3D modeling, and ESG software near Golden, CO — features, prices, SEC disclosure rules, plus satellite-based alternative.

Explore mining equipment predictive maintenance, AI, and analytics trends to maximize uptime, safety, and efficiency with advanced data-driven strategies.

Explore mica types, gold mining methods, and gold ore processing. Discover mineral extraction, environmental management, and innovation in sustainable sectors.

Discover practical methods to separate gold from sand and copper using gravity, magnetic, and screening techniques for safe, efficient mineral concentration.

Lynas’ Seadrift plan, Arafura’s Nolans timeline, and real NdPr prices — what rare earths power NdFeB magnets, and how to track the numbers yourself.

Farmland returned 10-12% annually over 30 years per NCREIF data. See the real numbers for farmland vs. long-term mining stocks, plus how to vet either.

Discover how Lesotho mining developments drive sustainable development growth, integrating mining, agriculture, and forestry for resilient rural economies.

Lead and silver ore mining drives innovations in extraction, environmental management, and restoration, impacting agriculture, forestry, and ore processing sectors.

Discover how the largest publicly traded copper producers by production shape supply, costs, and infrastructure trends for agriculture and forestry industries.

Explore what makes a Zambian emerald valuable: discover mining, color, clarity, and economic impact shaping these prized green stones in the gemstone industry.

Discover how Iran proven oil reserves ranking influences rural development, energy access, sustainable agriculture, and environmental stewardship. Read more!

India mining PESTLE/PESTEL factors explained, plus Christian Wolkersdorfer’s mining-water impact framework and US cleanup cost data.

Explore the impact of energy costs on gold and copper prices, mining costs, production, supply dynamics, and how price spikes shape sector investment decisions.

Discover how hydraulic fittings for mining enhance safety, pressure reliability, and efficiency in hydraulic mining operations with advanced materials and systems.

Step-by-step GDU and VPD formulas with worked examples, a base-temperature reference table, and a free calculator for US corn growers and greenhouse operators.

Discover how gold and lithium mining impact water, land, emissions, and resources. Explore sustainable practices for agriculture and forestry. Read more!

Discover how much are sunstones worth—explore mining, color, value, market trends, and tips for assessing rare earth minerals and maximizing agricultural returns.

Discover how lithium is extracted from spodumene ore, key extraction methods, and their environmental impact for sustainable minerals and land management.

Explore the highest gold mines, largest deposits, and top-grade copper mines—discover how sustainable mining shapes land, water, and agriculture.

Discover how grøntua atacamite, a copper mineral, impacts soil quality, groundwater, and sustainable land management in agriculture and forestry. Read more!

Explore gold production by country statistics, mining, and sustainable agriculture. Learn how output shapes land, water, and regional development. Read more!

Explore gold mining techniques in the gold rush era—panning, sluicing, tools, land, and water use—shaping rural landscapes and environmental outcomes.

US farm GHG, tillage, and biodiversity data compared with gold mining’s water and soil risks — plus how to check both with satellite tools.

Explore gold mining company impact, stock performance, earnings, and ESG factors shaping sector trends, risks, and investment opportunities—read more.

Discover how global gold production per year impacts land, water, and soil management, influencing sustainable agriculture, forestry, and rural communities.

Explore leaching precious metals, mining, and sustainable practices—learn methods for efficient metal recovery, environmental safety, and resource management.

Discover how flotation reagent market innovations in chemistry, processing, and sustainability drive higher mineral recovery and concentrate quality. Read more!

Discover the differences between reclamation, restoration, prospecting, exploration, and youth programs 4-H & FFA for sustainable land management.

Discover how copper production, infrastructure, and sustainable resource management drive resilient, cost-effective solutions for agriculture and forestry systems.

Eritrea mining impacts land, water, and rural livelihoods—explore challenges, sustainable practices, and opportunities for agriculture and forestry.

Discover how energysource minerals funding and investors drive electrification, sustainability, and resilience across agriculture, mining, and infrastructure.

Explore how emeralds from Colombia, mining, and real Colombian emeralds shape rural livelihoods, sustainable land use, soil and water stewardship, and resilience.

Discover how advanced electrowinning, solvent extraction, and innovative equipment boost metal recovery, efficiency, and environmental stewardship in industry.

Explore dysprosium oxide price trends, procurement strategies, and its pivotal role in magnets, mining, forestry, and farming equipment innovations.

Discover how the deepest gold mines in South Africa impact soil, water, and sustainable land management, shaping agriculture and environmental outcomes.

Explore how countries with ytterbium, oil, and silver reserves drive farming, infrastructure, and agro-tech innovation for rural resilience. Read more!

Explore how copper spot price, comex copper price today, and uranium spot price impact agriculture, mining, infrastructure, costs, and project planning.

Discover how copper mining, sustainable agriculture, and forestry management drive rural development, environmental stewardship, and resilient infrastructure.

Explore how the Brazil tungsten market, aluminum market, and tungsten bar drive innovation in agriculture, mining, and forestry with durable, efficient materials.

Explore borehole drilling cost Zimbabwe, mining, and irrigation solutions. Learn about key cost drivers, drilling methods, and efficient water management strategies.

How a mining analytics service platform reads blast sensors and machinery telemetry together, with adoption data, a downtime-cost calculator, and what’s still unpublished.

Explore how bhp iron ore trains drive mining efficiency, rail logistics, and environmental sustainability, shaping vital supply chains—discover more inside!

Discover the best rare earth minerals stocks for agriculture. Explore how rare earths power modern farming machinery, supply chains, and sustainable innovations.

Discover the best places to pan for gold in southern California—explore sustainable gold mining, history, water stewardship, and habitat protection. Read more!

Discover the best lithium ETF and stocks for energy, storage, mining, and agriculture. Explore technology, efficiency, and sustainable investment insights.

Discover the best gold mines and mining regions shaping land, water, and agricultural resilience through sustainable management and balanced development.

Explore lithium price assessment methodologies for carbonate and hydroxide, market trends, and supply chain insights shaping agriculture, forestry, and mining.

Artificial intelligence in oil and gas industry boosts safety, efficiency, and predictive maintenance while optimizing production and reducing environmental impact.

Explore Arizona gold prospecting laws, locations, and regulations for responsible land, water, and habitat protection in agriculture and mineral activities.

Explore the intersection of uranium in Niger, mining, water, and land use—learn how sustainable practices support agriculture, biodiversity, and livelihoods.

Explore antimony futures, uses, and mines in the US—learn how this metalloid impacts agricultural soil, forestry, and sustainable land management.

Discover how the amount of neodymium in wind turbine magnets impacts renewable energy, supply chains, and sustainable infrastructure planning in rural regions.

Explore mining, water, and soil management in Mashonaland West—discover how sustainable practices boost agricultural productivity and ecosystem health.

Explore alternative agriculture methods and cobalt alternatives to boost soil health, crop resilience, and sustainable nutrient cycling. Read the full blog!

Explore alaska gold mining, land stewardship, and sustainable water management. Discover mining’s impact on rural communities and local environmental balance.

Explore africa mineral deposits comparison global reserves, gold reserves, and how mining, agriculture, and forestry shape sustainable rural livelihoods.

Discover how advanced geologic exploration, geological exploration drilling, and technology drive efficient, sustainable resource use in agriculture and mining.

Explore how abandoned mines in Georgia impact soil, water, and forest health, and discover remediation, land-use, and restoration strategies for sustainable lands.

Discover how 1 gram of uranium price and energy trends impact agriculture, mining, and rural operations. Explore pricing, market signals, and industry insights.

How many gallons of water one almond really takes, how to calculate ROI on water savings, and the lithium water math behind mineral ROI — with sources.

Explore “market cap” under $1 billion growth stock trends in agriculture, mining, forestry, and infrastructure for investors seeking resilient value.

Tourmaline King Mine, Maine’s Dunton and Mount Mica mines, and what “old farming” means for Maine’s 7,036 shrinking farms—explained with USDA and USGS data.