Law scholars from California unpack the legal questions raised by the Trump administration's plan to roll back mileage standards and revoke California's ability to set more stringent rules.
This new and more accurate estimate means that replacing coal with natural gas doesn't do as much to reduce climate change as it should.
The EPA intends to limit what scientific studies can inform policy – a change long sought by industry. A long-time public health researcher explains the single study at the root of the controversy.
A review of Trump's stated war on regulations doesn't find many successful repeals. But it is hurting regulatory enforcement in quieter ways.
Deriving fuel from trees costs more than wind and solar power and it emits more carbon than coal. There are many heated debates about this kind of energy, known as forest or woody biomass.
According to one study, more than 8 million people per year die early from air pollution exposure.
An academic suing the EPA over its decision to bar certain scientists from serving on advisory boards says the EPA needs to address legitimate criticisms to rebuild after Pruitt.
The Trump administration announced a plan to relax fuel economy standards, but well-designed regulations can drive clean car innovations that make U.S. industry globally competitive.
Environmental and health groups have called for the creation of a non-political federal agency with the power to rule on pollution levels - much like the Reserve Bank does for interest rates.
The fracking boom has led to a large increase of hydrocarbon emissions in rural areas, reversing some regional air toxics trends.
Two moves by the Trump administration signal a dramatic shift in energy policy to favor coal and nuclear, but markets forces and legal challenges mean changes could take years.
Why assembling two teams to debate climate change is all about political spectacle and sowing doubt – and has nothing to do with actual climate science.
Green groups fighting Trump's anti-environmental agenda should heed precedents from the Reagan and George W. Bush administrations. They can also learn from the Australian experience.
While many people are willing to happily gamble with pharmaceuticals, which may offer the most trivial of benefits, they are not ready to believe the facts on climate change.
Economic forces – alongside a moral imperative – are driving cities, states and companies to make changes to forestall climate change, regardless of the whims of the White House.
Oklahoma is trying to limit the number of earthquakes caused by oil and gas extraction, but some existing faults there – which could be activated by wastewater injection – have never been mapped.
An extensive amount of research has shown a direct link between air quality and fetal and infant health. Cleaner air has saved lives – and money.
Scientists are marching in 500 cities across the globe to protest US president Donald Trump's anti-science policies and make their voices heard.
Addressing social and health inequalities from pollution is no longer a priority at the EPA. What did the Office of Environmental Justice do and what will happen if it's shut down?
The EPA served as a conduit between the federal government and at-risk communities. Communications scholars look at how environmental justice issues could be set back in scaled-down EPA.