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.
Supporting local farmers can help climate, keeping CO2 in the soil, not the air.
Nearly 50 million acres of forest disappeared worldwide in 2015, mainly in North America and the tropics.
The White House's proposed 2018 budget slashes funding for federal carbon capture and storage programs.
Don't bet the future of the climate on negative emissions technology, Stanford University scientists say.