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edit: Polar ice caps are already floating in the sea, so they will not effect sea level as much by melting - the volume is already accounted for. The problem is
by jefflombardjr 7y ago
edit: Polar ice caps are already floating in the sea, so they will not effect sea level as much by melting - the volume is already accounted for. The problem is that the sea ice caps reflect a ton of energy that allow ice to form on land. Melting land ice has a different effect on sea level rise.
All I could find on short notice was related to Antarctic Ice cover, this article from NASA does a good job of explaining why the two are not directly correlated in the immediate term - it seems that "One of the main things we learned was that as grounded ice retreats inland, the bedrock under it lifts up elastically,"
The author goes on to say "Although this sounds like good news, the scientists say it's important to keep it in perspective. "It's like a truck traveling downhill that encounters speed bumps in the road," said Larour. "The truck will slow down a bit but will ultimately continue down the hill" - just as the ice sheet will continue to melt and sea level will continue to rise."
From https://sealevel.nasa.gov/news/161/antarcticas-effect-on-sea-level-rise-in-coming-centuries https://sealevel.nasa.gov/news/161/antarcticas-effect-on-sea...
For actual numbers: https://sealevel.nasa.gov/ https://sealevel.nasa.gov/
- mcv 7y ago> Polar ice caps are already floating in the sea, so they will not effect sea level as much by melting The Arctic icecap is floating, so its melting (which is happening rapidly) will have no impact on sea level rise. The Antarctic icecap is mostly on land, and if that melts, it will raise the sea level by 60 meters. That will flood most major population centers. I don't think we can save the Arctic anymore, but I really hope we can still save the Antarctic. (The good news is that it's not melting yet.)