Ask NASA Climate

Launching this spring, the two small satellites of NASA’s PREFIRE mission will fill in missing data from Earth’s polar regions.

A new, comprehensive analysis of satellite data finds that majority of glaciers on the landmass have retreated significantly.

What caused the year to be so hot? Here is a breakdown of the primary factors that scientists considered.

Earth’s average surface temperature in 2023 was the warmest on record, according to an analysis by NASA.

NISAR will study change to ice sheets, glaciers, and sea ice in fine detail, as climate change warms the air and ocean.

This immersive experience leverages satellite data to illustrate how climate change is impacting Earth’s water cycle.

With 26 Earth-observing satellite missions, as well as instruments flying on planes and the space station, NASA has a global vantage point for studying our changing planet. The agency will share that knowledge and data at the 28th U.N. Climate Change Conference of the Parties (COP28) happening from Thursday, Nov. 30 to Tuesday, Dec. 12.

Such high-tide flooding that inundates roads and buildings along the west coast of the Americas tends to be uncommon outside of El Niño years, but that could change by the 2030s.

Data from NASA and other institutions show that the global decline in coral reefs is mainly driven by climate change and other human actions, including pollution. While some corals survive even under harsh conditions, scientists emphasize the importance of taking action to better protect and manage reefs.

Methane ‘hot spots’ in the Yukon-Kuskokwim Delta are more likely to be found where recent wildfires burned into the tundra, altering carbon emissions from the land.

Months of excessive heat and drought have parched the Mississippi River. Find out why water levels dropped so low, as seen in a September 2023 satellite image.

Data on sea surface heights around the world from the international Surface Water and Ocean Topography mission yields a mesmerizing view of the planet’s ocean.