Now a new and perhaps even more vexing concern has emerged: Highway sinkholes stemming from long-abandoned mines. Three sinkholes have opened up along I-80 in Wharton since late December.

State officials are aware of about 2,700 sites where mining or prospecting took place in the Garden State. The state Department of Environmental Protection lists 588 abandoned mines in its ...

Exploring abandoned mines offers an unforgettable peek into the fascinating history of mining in the U.S. From narrow tunnels deep underground to stunning geological formations, these tours provide a ...

A large source of Colorado’s water pollution is abandoned mine waste, which Salidan Jason Willis, director of Trout Unlimited’s Western Abandoned Mine Program, presented March 2 for the Central ...

Mine reclamation isn’t just about fixing old scars on the landscape — it’s about protecting people, creating good jobs, and ensuring a safe and thriving future for our communities. The recent federal ...

The South African mining industry, once one of the most productive on the continent, is now in its death throes, leaving behind more than 6,000 abandoned mines, unemployed mine workers and ...

A version of this story was originally published on Jan. 17, 2025. Drivers on Interstate 80 long have grappled with gridlock, sun glare and other unavoidable headaches of traveling in a densely ...

at the grand opening of Pennsylvania’s newest Abandoned Mine Drainage treatment facility.

Stronghold Digital Mining will clean up its unpermitted coal ash dump at its waste coal power plant in Venango County, which fuels its crypto mining operations. Pennsylvania has the most abandoned ...

The soil instability near the interchange with Route 15 is blamed on abandoned mines beneath the highway that are slowly collapsing. The New Jersey Department of Transportation has been shoring up ...