Photos: Scenes from the hottest year on record

Flames and smoke rise from a line of trees as a wildfire burns at the Dadia National Park in the region of Evros, Greece, September 1, 2023.

A man walks on the cracked ground of the Baells reservoir as drinking water supplies have plunged to their lowest level since 1990 due to extreme drought in Catalonia, in the village of Cersc, in the region Bergueda, Spain, March 14, 2023.

Skiers pass on a small layer of artificial snow amid warmer-than-usual winter temperatures in the Alps in Leysin, Switzerland, January 4, 2023.

A view shows a fire over the mountains near empty houses after the evacuation in different villages in the north, as wildfires rage out of control on the island of Tenerife, Canary Islands, Spain August 20, 2023.

People wear protective masks as the Roosevelt Island Tram crosses the East River while haze and smoke from the Canadian wildfires shroud the Manhattan skyline in New York City, June 7, 2023.

A tree burns during a wildfire in Mandra, Greece, July 18, 2023.

A saguaro cactus is seen during a 27-day-long heat wave with temperatures over 110 degrees Fahrenheit (43 degrees Celsius) at the Desert Botanical Garden in Phoenix, Arizona, July 26, 2023.

The Statue of Liberty is covered in haze and smoke caused by wildfires in Canada, in New York, June 6, 2023.

Flames and smoke rise from a line of trees as a wildfire burns at the Dadia National Park in the region of Evros, Greece, September 1, 2023.

Manuel Flores walks on a dry area that shows the drop in the level of Lake Titicaca, Latin America's largest freshwater basin, as it edges towards record low levels, on Cojata Island, Bolivia, October 26, 2023.

A long exposure image shows the Eagle Bluffs Wildfire, which crossed the border from the U.S. state of Washington, and prompted evacuation orders in Osoyoos, British Columbia, Canada, July 30, 2023.

A view shows a bridge with sandbanks of a branch of the Loire River in Loireauxence, France, October 17, 2023.