{"nav_items":[{"name":"Sea Level 101","link":"/sea-level-101/introduction/","target":"_self","sections":[{"items":[{"name":"Introduction","link":"/sea-level-101/introduction/","target":"_self","id":183},{"name":"Global Sea Level Rise","link":"/sea-level-101/global-sea-level-rise/the-basics/","target":"_self","id":184},{"name":"Local Sea Level Change","link":"/sea-level-101/local-sea-level-change/the-basics/","target":"_self","id":187},{"name":"How We Measure","link":"/sea-level-101/how-we-measure/the-basics/","target":"_self","id":191},{"name":"Future Sea Level","link":"/sea-level-101/future-sea-level/the-basics/","target":"_self","id":194},{"name":"Impacts","link":"/sea-level-101/impacts/the-basics/","target":"_self","id":197}]}],"id":182,"style":"gallery","meganav_style":"","features":[{"title":"IMPACTS","body":"

Flooding during high tides and storms will worsen in many locations worldwide due to sea level rise.

","subtitle":"Sea levels are rising faster due to the changing climate — here’s how we know and why.","image_src":"/rails/active_storage/blobs/redirect/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBcG9LIiwiZXhwIjpudWxsLCJwdXIiOiJibG9iX2lkIn19--9e54c3940ca538a75ff86c4f98c2a13264d4f63c/gallery-feature-impacts.jpg","link":"/sea-level-101/global-sea-level-rise/the-basics/","link_text":"What are the impacts of sea level rise?","target":"_self","categories":[]}],"short_description":""},{"name":"Vital Signs","link":"/vital-signs/global-mean-sea-level/","target":"_self","sections":[{"items":[{"name":"Global Mean Sea Level","link":"/vital-signs/global-mean-sea-level/","target":"_self","id":38},{"name":"Ocean Mass","link":"/vital-signs/ocean-mass/","target":"_self","id":39},{"name":"Steric Height","link":"/vital-signs/steric-height/","target":"_self","id":40},{"name":"Antarctica","link":"/vital-signs/antarctica/","target":"_self","id":42},{"name":"Greenland","link":"/vital-signs/greenland/","target":"_self","id":41},{"name":"By the Numbers","link":"/vital-signs/by-the-numbers/","target":"_self","id":37}]}],"id":201,"style":"gallery","meganav_style":"","features":[{"title":"GLOBAL MEAN SEA LEVEL","body":"

Explore how satellites measure rising seas and why global mean sea level is a vital indicator of our changing climate.

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First selected in 2014, the team was recompeted in 2017 and 2020.

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Visualize and download global and local sea level projections from the Intergovernmental Panel on Climate Change Sixth Assessment Report.

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An animation shows global sea level trends from 1993 to 2022 as observed by several satellite missions.

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A NASA analysis shows global sea level rose faster than expected in 2024.

","subtitle":"Browse sea level news and features and scientist interviews.","image_src":"/rails/active_storage/blobs/redirect/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBcXNLIiwiZXhwIjpudWxsLCJwdXIiOiJibG9iX2lkIn19--ff0ff274a01950aba4b24599efea8b9c223e036c/gallery-feature-news.jpg","link":"/news/282/nasa-analysis-shows-unexpected-amount-of-sea-level-rise-in-2024/","link_text":"NASA Analysis Shows Unexpected Amount of Sea Level Rise in 2024","target":"_self","categories":[]}],"short_description":""}],"search":true,"no_hover_page_cover":true,"search_placeholder":{"placeholder":"search"},"highlight_current":{"highlight":true,"current_id":-1,"parent_ids":[]},"gsn_hover_scale":true}

The puzzle of global sea-level rise

Citation