Prairie potholes in South Dakota are important breeding and feeding areas for many types of birds. Under the Clean Water Rule, farmers cannot fill them in or discharge pollutants into them without a permit.
Laura Hubers, USFWS/Flickr
President Trump signed an executive order to roll back the 2015 Clean Water Rule. Two water experts explain why the rule alarms farmers and ranchers concerned about over-regulation.
New research shows that exposure to fine particulate air pollution may double the risk of dementia in older women by increasing growth of beta-amyloid plaques in the brain.
Regulators test soil for hazardous chemicals at a brownfield cleanup site in West Seneca, New York.
We may picture regulators tying businesses up in red tape, but research shows that many environmental regulators have collegial relationships with the companies they regulate.
Uncertainty around government policy affects how businesses operate and whether they’ll invest in R&D.
Economists have shown, using both theory and data, that uncertainty about U.S. environmental policies makes clean tech innovation less likely.
EPA personnel collect water samples along the Louisiana coast after the 2010 Deepwater Horizon oil spill.
Eric Vance, US EPA/Flickr
President-elect Donald Trump has pledged to decimate the Environmental Protection Agency. But a political scientist predicts that while EPA will face budget cuts, the agency isn't going anywhere.
What’s in that bottle? And is it safe?
Congress has passed a long-overdue update of a key law regulating hazardous chemicals. But a legal scholar says the new law does not go far enough to reduce chemical exposure risks.
Factory smokestacks, Milwaukee, Wisconsin.
Do environmental regulations help or hurt the economy? Ask the Republican and Democratic presidential candidates and you'll get starkly different views.
US President Barack Obama has unveiled the United States’ most comprehensive climate policy so far.
US President Barack Obama's new climate plan aims to cut greenhouse emissions from the nation's coal-dominated power sector by 32% by 2030. Will it get through, and how will it affect this year's climate talks?