Coastal California's Mediterranean climate is one of the most pleasant in the U.S., according to an index developed by a Bay ...

Coastal California's Mediterranean climate is one of the most pleasant in the U.S., according to an index developed by a Bay Area meteorologist.

Advancements in technology are allowing researchers to determine the extent to which climate change contributed to some ...

The United States has long played an influential role in global climate diplomacy. Decades of wavering commitments have raised questions about whether the damage to the United States’ credibility as a ...

Some carmakers and energy executives say the plan would trigger costly litigation and spur individual states to create a ...

Without a big increase in investment in renewable energy globally, humanity will not limit global temperature rise to 2 ...

Once again the United States is using its economic might to pressure other countries to back down from an effort to limit ...

A Friday conversation between Penn professor Michael Mann and scientist and engineer Bill Nye drew a large crowd to Irvine ...

Greenhouse gas pollution in 2035 would be only 6 percent lower than levels that countries have previously promised to hit by ...