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

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

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 ...

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

The White House Effect” examines the first Bush administration and the events leading up to a pivotal climate summit in Rio de Janeiro.

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

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

The Trump administration cut a NOAA program that had tracked weather events that caused at least $1 billion in damage. A ...

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

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