Political leaders say the politics of climate change has been steadily shifting, as extreme weather makes the impact of carbon pollution more vivid.
Increasingly frequent wildfires fed by a warming climate could turn the park’s dense forests into sparser woodlands.
Gary D. Cohn, the White House economic adviser, has invited climate and energy ministers to a breakfast in New York as part of the annual United Nations meeting.
Irma has left up to 15 million people in Florida without electricity. Restoring service could be the most complex operation of its kind in United States history.
South Florida has grown at a breathtaking pace since Hurricane Andrew devastated the area in 1992, making big storms potentially more dangerous and costly.
Experts say that with conditions just right in the tropical Atlantic, late summer and early fall is prime time for hurricanes.