U.S. Environmental Protection Agency

Senate committee votes to block Obama's clean water rule
Senate committee votes to block Obama's clean water rule
Republicans say new rule would give the federal government too much authority over waterways and wetlands.
EPA says fracking could contaminate drinking water
EPA says fracking could contaminate drinking water
Feds identify no widespread problem but concede to insufficient data.
New Mexico senator takes a beating over toxics regulation
New Mexico senator takes a beating over toxics regulation
Tom Udall’s bill could improve chemical safety — but has many opponents.
More waterways likely protected under new EPA rule
More waterways likely protected under new EPA rule
The controversial Clean Water Act rule protects tributaries with any sign of water, no matter the flow.
Should states be responsible for protecting the atmosphere?
Should states be responsible for protecting the atmosphere?
A youth-led climate action campaign in Oregon gets its days in court.
EPA loophole allows streams of wastewater in Wyoming
EPA loophole allows streams of wastewater in Wyoming
Environmentalists challenge permits that result in dumping of toxic chemicals on tribal land.
Wyoming’s coal industry faces uncertain future
Wyoming’s coal industry faces uncertain future
New study examines threats to state’s coal-dependent economy.
Supreme Court wrestles with air-pollution rule
Supreme Court wrestles with air-pollution rule
Should the EPA have considered how expensive the new regs would be for operators?
States give Senate an earful on EPA greenhouse gas plan
States give Senate an earful on EPA greenhouse gas plan
Wyoming critiques federal coal plant cleanup at Senate hearing.
Latest: California fracking companies inject protected aquifers with wastewater
Latest: California fracking companies inject protected aquifers with wastewater
EPA found that state regulators allowed 2,500 to be contaminated.
Utah burn ban ignites outrage over ‘basic freedoms’
Utah burn ban ignites outrage over ‘basic freedoms’
The right to burn versus the right to breathe.
The Latest: EPA released final cleanup order for Duwamish River
The Latest: EPA released final cleanup order for Duwamish River
A million cubic yards of toxic sludge will be dredged from Seattle’s only river.
Remembering an environmental science pioneer
Remembering an environmental science pioneer
Theo Colborn uncovered effects of chemicals, like those used in fracking, on the human body.
Cleaner air for the Cowboy State
Cleaner air for the Cowboy State
Even remote spots like the Wind Rivers could benefit from the EPA's proposed crack down on polluters.
Duwamish River to get $342 million more for cleanup
Duwamish River to get $342 million more for cleanup
The EPA's order aims to undo decades of industrial pollution to Seattle's only river.
The Uintah Basin's tricky oil and gas ozone problem
The Uintah Basin's tricky oil and gas ozone problem
Can officials greenlight booming development and clean up the air at the same time?
More pesticides are permeating urban streams
More pesticides are permeating urban streams
But rural rivers are getting cleaner, a new study says.
The Latest: EPA cuts pollution at the Navajo Generating Station
The Latest: EPA cuts pollution at the Navajo Generating Station
75 percent less haze predicted for nearby parks.
Idaho’s sewer system is the Snake River
Idaho’s sewer system is the Snake River
As Big Ag flourishes, this massive waterway suffers.
Is Canada's massive mine waste spill a sign of things to come?
A historic moment for the Clean Air Act
A historic moment for the Clean Air Act
How it arrived and how much it matters for the climate.
Is coal dead?
Is coal dead?
Which plants are slated for closure or switches to natural gas.
River of no return
River of no return
Seattle’s Duwamish has been straightened, dredged and heavily polluted. Can a Superfund cleanup bring it back to life?