Billions of people call cities home, and they're going to get a lot hotter because of climate change.
How climate-friendly electric and plug-in hybrid electric cars are depends on where you charge them.
The impacts of this extreme sea level rise scenario would be devastating.
New report shows how coastal flooding is on the rise because of human-caused sea level rise.
Increasing heavy downpours, fueled by climate change, cause millions of gallons of sewage overflows nationwide.
National Parks' physical boundaries might not change, but their climate boundaries will as the world warms.
Hot weather can trigger high levels of air pollution that can have health consequences for millions of Americans.
The risk of mosquito-borne diseases, like Zika, is becoming more prevalent as our mosquito season gets longer.