The average date of the last spring freeze is shifting earlier in the year, extending the pollen and growing season.
Wind energy is powering a job boom across the U.S.
An increase in wind power is slowing the increase of CO2 into the atmosphere.
Wind, especially in Texas and the Plains, is helping power the U.S.
Climate change is causing leaves to emerge earlier in the year. See how far ahead they are this year.
These U.S. cities had their warmest winter on record.
The season and area in which trees are tapped to produce maple syrup is warming from climate change.
In parts of the U.S., heavy snow records are being set, even in a warming world.