Aerial view of the Pinto Valley copper mine, located on private and U.S. national forest lands in Gila County, Ariz.
Wild Horizon/Universal Images Group via Getty Images
Hard rock minerals like gold, silver, copper and lithium on public lands belong to the American public, but under a 150-year-old law, the US gives them away for free.
Newly announced closures of Glencore’s copper and zinc mines in Mt Isa will add to a huge number of former mines in Australia. A 2020 study by Monash University’s Resources Trinity Group found more than…
A pumpjack draws oil underneath a canola field as a haze of wildfire smoke hangs in the air in Cremona, Alta., in July 2021.
THE CANADIAN PRESS/Jeff McIntosh
A series of ongoing issues in Alberta’s oil and gas sector suggest the province’s energy regulator is controlled by the industry and has lost the public’s trust.
Locals living downstream of the abandoned mine pan for gold in mine waste.
This mine has destroyed thousands of lives and livelihoods in Bougainville, an island in Papua New Guinea. It’s time Rio Tinto cleaned up its mess.
The Bingham Canyon open-pit copper mine in Utah has operated since 1903.
The Trump administration is supporting new mines in Alaska and Minnesota that many opponents say could devastate sensitive areas around them.
Researchers collect samples from the abandoned tailings that flow into Long Lake, near Sudbury, Ont.
Bankrupt oil and gas companies must clean up old wells, yet taxpayers are still stuck with the bill for abandoned mines.
Old mine sites suffer many fates, which range from simply being abandoned to being incorporated into towns or turned into an open-air museum in the case of Gwalia, Western Australia.
The industrial patterns of mining shaped many Australian towns, which found varied uses for disused mine sites. The mining boom ensures the challenges these sites present will be with us a long time.
Not pretty: the Gold King Mine spill in Colorado on August 9.
The dramatic wastewater spill in the Animas River is past its critical phase, but given the long history of untreated mine waste, there will surely be more like it.
Australia has a strategy for abandoned mines - but it needs implementing.
Wandering around Australia, you might want to watch your step — the country currently has more than 50,000 abandoned mines. Some represent a significant threat from contamination; others may pose safety…
Faced with abandoned mines, let’s show some ambition: we could be building wetlands and rainforests.
Last Saturday, toxic material leaked from the Ranger uranium mine in the Northern Territory. The mine ceased operation in 2011 after more than 30 years in action, raising the question of what happens to…