Greenhouse gases come from several sources in the U.S., not just your furnace and you car exhaust.
Greenhouse gases held steady for hundreds of years, but have jumped up since the start of the industrial era.
Sea level rise will threaten hundreds of thousands of homes in the coming decades — and many communities have built a striking number of new homes in the future flood zone.
Trees have widespread climate benefits, from lowering cooling costs to reducing our carbon footprint.
See how trees in these cities are improving air quality, reducing flood risks, and offsetting carbon emissions.
See the gains wind and solar electricity generation have made in your state.
People with lung conditions are more likely to refill prescriptions and be hospitalized during smoke waves, and when pregnant mothers are exposed there’s a “small but significant" decline in birth weight.