Pollution

Trump’s methane rule rollback burns the natural gas bridge
Trump’s methane rule rollback burns the natural gas bridge
Without emissions regulations, the ‘clean’ fossil fuel is as dirty as coal.
Photos: Above a Western waste land
Photos: Above a Western waste land
A photo collection of 67 Superfund sites shows landscapes vandalized by mines and nuclear plants.
Relittering: Take your trash and show it in the sun
Relittering: Take your trash and show it in the sun
Philosophy teaches us little more than how to confuse our settled opinions.
The Los Angeles wetland wars
The Los Angeles wetland wars
Environmentalists saved a wetland from developers a decade ago. Now they’re trying to save it from each other.
Tom Udall tries to fix the nation's toxic chemicals law
Tom Udall tries to fix the nation's toxic chemicals law
Greens oppose the bill, though it's brokered by a champion of the environment.
For rural Oregonians, protections from herbicides come up short
For rural Oregonians, protections from herbicides come up short
Aerial spray regs remain the West Coast’s weakest after the death of a key law.
On a methane mystery tour in the Four Corners region
On a methane mystery tour in the Four Corners region
Scientists, planes and instruments descend on San Juan Basin to find roots of the massive greenhouse gas hotspot.
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.
Unwanted California tires end up in rivers and beaches
Unwanted California tires end up in rivers and beaches
But efforts to use the trash as building materials in Mexico offer new hope.
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?
BLM’s new fracking rules strike middle ground
BLM’s new fracking rules strike middle ground
But they're unlikely to resolve today's fierce skirmishes over oil and gas development.
Latest: New pesticide regulations for Oregon timber companies
Latest: New pesticide regulations for Oregon timber companies
Companies must now give officials at least a week’s notice before spraying.
Keeping the dust down in California’s Owens Valley
Keeping the dust down in California’s Owens Valley
A civil engineer battles Los Angeles over its air pollution legacy.
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.
Wastewater pipelines often leak in North Dakota
Wastewater pipelines often leak in North Dakota
Breaches in pipelines that carry water away from the oilfields can have devastating consequences.
Fractivists target Denver to build support
Fractivists target Denver to build support
A new campaign launches to stop fracking before it starts in and around Denver.
Fewer trade secrets for Wyoming fracking fluid
Fewer trade secrets for Wyoming fracking fluid
A court settlement will make it harder for companies to hide chemicals used in hydraulic fracturing.
Think of pollution as trespassing
Think of pollution as trespassing
Why take the ‘harms’ approach? Try this instead.
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.
Drilling the Arctic comes with a 75 percent chance of a large oil spill
Drilling the Arctic comes with a 75 percent chance of a large oil spill
Key findings from a new environmental analysis.
Conflicting forecasts for natural gas
Conflicting forecasts for natural gas
A new study suggests that estimates for U.S. supplies may be vastly overstated.
Mining proposal threatens Arizona town's water supply
Mining proposal threatens Arizona town's water supply
Report outlines risks that mine will deplete aquifer and contaminate groundwater.
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