Temperatures across the North Atlantic Ocean have been record hot for more than a year.
The precise year of the first "ice-free" Arctic summer will likely come down to weather events. For people and other life in the Arctic, the exact timing matters less than the long-term trend.
Our blogger herds some cats who discover that the strong El Niño was not the only factor driving the forecasted precipitation pattern in winter 2023-24. What else was there?
How warm winters and low ice may impact the Great Lakes
March 18, 2024
Last year's marine heat wave and coral bleaching was so unprecedented, NOAA had to add new risk levels to this satellite-based monitoring scale.
In a record going back to 1850, Earth hasn't had a year colder than the 20th-century average since 1976—almost half a century.
Before 2023 officially wraps up we want to highlight some of the climate related stories, maps, and graphs that we brought you over the past year.
From record-high summer heat to the greening of the Arctic, this collection of images highlights several key "vital signs" of the Arctic.