A powerful heat-trapping gas, methane is released from the natural gas delivery infrastructure.
AP Photo/Brennan Linsley
Two energy scholars who have studied the extent of methane leaks in the oil and gas industry explain what rescinding methane emissions regulations will mean to the climate and industry.
Ford, Carter, George H.W. Bush and Clinton led four of the first administrations to fully embrace policy analysis.
The process known as policy analysis requires careful consideration and deliberation. In most cases, the public also gets to weigh in.
Environmental crimes such as asbestos dumping are far from victimless.
AAP Image/CFMEU, Dave Kirner
Evidence shows restorative justice can help fix environmental crime – so why isn't Australia using it more?
Oil refiners are fined for exceeding air pollution limits when rules are enforced.
AP Photo/David J. Phillip
Data gathered from EPA reports, staffers and retirees show the Trump administration has brought fewer environmental enforcement actions to conclusion and deferred more to states.
A discarded Juul on the floor of a San Francisco streetcar March 20, 2018.
E-cigarettes are hotly debated because of the uncertainty of whether they are a gateway to cigarette smoking for teens, or an aid to smoking cessation. One thing is clear: They are not biodegradable.
Rather than fade into the night, coal plants could stick around longer under Trump’s proposal.
Trump's energy plan may meet the letter of the law but the Affordable Clean Energy Plan reflects the administration's clear agenda to move slowly or not at all on climate change.
President Trump is challenging the US states’ right to set their own emissions targets.
Photo by John-Mark Smith on Unsplash
It's time Australian states took a lesson from US states when it comes to working around obstructive federal climate change policies.
California and the Trump administration are going different directions on mileage standards.
AP Photo/Rich Pedroncelli
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.
The authors conferring at a natural gas facility in Colorado.
Colorado State University
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 landmark Harvard Six Cities study found a strong link between air pollution and health risks.
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.
Cutting red tape is a high priority, but the execution hasn’t always led to results.
AP Photo/Evan Vucci
A review of Trump's stated war on regulations doesn't find many successful repeals. But it is hurting regulatory enforcement in quieter ways.
Enviva’s wood pellet plant in Ahoskie, NC.
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.
Morning smog in New Delhi, India.
AP Photo/Manish Swarup
According to one study, more than 8 million people per year die early from air pollution exposure.
One of EPA Administrator Scott Pruitt’s signature moves has been to put the brakes on stringent fuel economy rules.
AP Photo/Andrew Harnik
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.
Fuel economy and air pollution regulations have lowered pollution and pushed industry to innovate.
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.
What if air quality standards were decided not by governments but by a dedicated federal body?
AAP Image/Dan Peled
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.
Fracking has led to an increase in truck traffic, one of the reasons for worsening trends on air quality in areas with oil and gas drilling.
AP Photo/Charles Rex Arbogast
The fracking boom has led to a large increase of hydrocarbon emissions in rural areas, reversing some regional air toxics trends.
Grid operators set the prices for energy markets and are structured to take the lowest prices – a disadvantage for coal and nuclear power.
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.
Having an antagonistic debate over climate change will not shed any more light on the fundamentals of climate science.
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.
Environmentalists are not fans of EPA chief Scott Pruitt.
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.