How Do Sea Levels Rise? What’s Really Pushing the Water Up
Sea level rise results from warming‑induced thermal expansion of seawater and the addition of meltwater from glaciers and ice sheets, a process confirmed
November 7, 2025
Oceans & Ice
Changes in the world’s oceans, ice masses, and related coastal impacts.
Sea Level Rise in the Past 100 Years: How Fast Is It Accelerating?
Sea level has risen about 20–25 cm (8–9 in) since 1900, and the rate of rise has more than doubled in the last three decades,
November 5, 2025
Why Melting Arctic Sea Ice Doesn’t Raise Sea Levels
Melting Arctic sea ice does not raise sea levels because the ice is already floating and displaces its own water volume, while sea‑level
November 5, 2025
The Doomsday Glacier: Why Its Collapse Could Be Catastrophic
The Thwaites Glacier in West Antarctica—often called the “Doomsday Glacier”—is destabilising under warm ocean waters, and its potential collapse could add several metres
November 5, 2025
Ice Melt and Sea Level Rise: How Much Water Comes From Ice Sheets?
Understanding how melting ice sheets contribute water to the oceans clarifies the scale of sea-level rise, the scientific confidence behind estimates, and what
November 4, 2025
Tides vs. Sea Level Rise: What’s the Difference?
Tides are short‑term, predictable water‑level changes driven by lunar and solar gravity, while sea level rise is a long‑term increase caused mainly by
November 4, 2025
