How Much of Sea Level Rise Comes From Glaciers vs. Ice Sheets?
Glaciers and the massive ice sheets of Greenland and Antarctica together drive sea‑level rise, but ice sheets currently contribute roughly twice as much
November 1, 2025
Oceans & Ice
Changes in the world’s oceans, ice masses, and related coastal impacts.
How Much Do Sea Levels Rise Each Year on Average?
Sea levels are rising at an average of about 3.3 mm per year since the early 1990s, driven by thermal expansion and ice melt,
November 1, 2025
How Climate Change Is Disrupting Marine Ecosystems
Climate change is altering ocean temperature, chemistry, and oxygen levels, reshaping marine ecosystems, threatening biodiversity, and affecting human societies that depend on the
October 30, 2025
How Rising Sea Levels Will Affect Future Generations
Rising sea levels, driven by thermal expansion and ice melt, will reshape coastlines, economies, ecosystems and the lives of future generations, making understanding
October 30, 2025
How Do Glaciers Move? The Slow Power of Flowing Ice
Glaciers move as massive, slow‑flowing rivers of ice, driven by gravity, internal deformation, and basal sliding, reshaping landscapes and influencing sea level. Quick
October 29, 2025
How to Check If Sea Levels Are Rising Where You Live
Understanding whether sea levels are rising where you live involves using tide‑gauge records, satellite observations, local agency reports, and community tools to identify
October 28, 2025
