As environmental standard-bearer and green technology pioneer, no other state rivals California.
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TreesCharlotte will turn its work of increasing the city’s tree cover into a way for colleges and universities to help fight climate change.
Many U.S. corporations have adopted environmentally friendly practices and touted themselves as green companies.
In California’s Sierras and around the world, extreme drought and rising temperatures are killing trees and threatening the viability of forests.
How wrong can you be? Years ago, in mounting disbelief, I watched a weasel in the Alps, behaving as if possessed by demons.
Kenya's president has declared the drought, which has affected as much as half the country, a national disaster.
For Argentina, you’ll need cash. For the Suez Canal, take cigarettes. And for some West African ports, make sure you carry some frozen chickens.
With the help of ambitious emissions-reduction targets, growing support from government and the auto industry...
Experts warn that the flooding exacerbated by climate change will disproportionately impact low-lying, low-income communities.
Last year marked the first time in several million years that atmospheric concentrations of CO2 passed 400 parts per million.