LED and CFL lights last a long time, and they're cheap. But they're still not slowing the demand for artificial lighting.
The ozone hole above Antarctica was first detected in 1985, according to NASA.
"Hurricane hunters" fly into the most powerful storms to gather life-saving information.
Climate change could make storm surges and rainfall worse in future hurricanes.
The Trump administration ended the panel that explains the federal climate change report to the public.
Experts believe Tropical Storm Franklin will become a hurricane before it touches land again.
The Gulf of Mexico's "dead zone" measured in at more than 8,700 square miles — an area roughly the size of New Jersey.
The Heartland Insitute said data used by the EPA should be invalidated because of "politicized adjustments." But scientists say the data is unbiased.
Government agencies that watch and respond to hurricanes aren't as prepared for a busy season as they could be, but they still have plenty of tools.
NOAA is predicting an active hurricane season. It estimates there will be five to nine hurricanes, with two to four of them being major storms.
Each year 400 people, on average, are struck by lightning across the country.