This warming trend, combined with pollution from cars, power plants and chemical plants, is expected to increase the number of days each year that New Jersey residents inhale unsafe levels of ozone pollution.
U.S. states are getting warmer with climate change — check out how your state stacks up.
Happy Earth Day! Take a look at how much warming has occurred since the first Earth Day in 1970.
Local temperature data from 1970 to 2018 shows warming trends across the country — and Americans are already feeling the effects.
As the climate warms, heavy rain events are increasing across the country.
This winter may have seemed unusually cold. But were temperatures in your city really out of the ordinary?
Here’s how this winter compared to the typical winter from a century ago.