For many, Earth Day is simply a day that comes and goes, but the meaning behind the day means much more just planting a few trees.
The Supreme Court’s conservative justices cast doubt Wednesday on the Obama administration’s first-ever regulations aimed at reducing power plant emissions of mercury and other hazardous air pollutants.
House Republicans targeted a key element of President Obama’s strategy for fighting climate change, releasing a bill to delay the Obama administration’s plan to limit carbon pollution.
Democrats on a congressional oversight panel are stepping up their investigation into how well states are regulating the disposal of oil and gas waste, citing continuing public concern about the potential environmental and health risks of hydraulic fracturing.
With the recent dip in oil prices, the Environmental Protection Agency wants the State Department to “revisit” how much of a toll the Keystone XL oil pipeline would have on global warming.
A company that manufactures titanium jet parts faces a record $14 million fine for illegally making and disposing of a chemical in Henderson.
Environmental Protection Agency urges homeowners to check around their homes to help conserve water
Gov. Gary Herbert is throwing his support behind a federal program that sets more stringent standards for vehicle emissions.
From the East Coast to the West Coast, recycling is a big issue for local governments.
A coal-fired power plant outside Las Vegas will continue to operate.