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Sea Levels Higher Than Feared, Millions More at Risk
4 Mar
Summary
- New study warns sea levels could be 4.9 feet higher than previously estimated.
- This could put millions more people and homes at risk from rising oceans globally.
- Previous scientific models underestimated sea levels due to inaccurate assumptions.
A groundbreaking study reveals that global sea levels could be up to 4.9 feet (1.5 metres) higher than scientists previously estimated, placing millions more people in danger from rising oceans. This significant underestimation stems from the reliance on inaccurate 'geoid models' in most scientific research, which fail to account for crucial local factors influencing sea levels.
The research, analyzing 385 scientific papers, found that these models often suggest sea levels are much lower than reality. This means that current predictions of coastal flooding and its impact are likely too conservative. If sea levels rise as projected, an additional 132 million people's homes globally could be submerged.
Regions like Southeast Asia and the Global South face the greatest risk, with some areas already experiencing sea levels 4.9 feet (1.5 metres) higher than assumed in risk assessments. Scientists emphasize that this necessitates an urgent re-evaluation of coastal defenses and climate change adaptation strategies to prepare for earlier and more severe impacts.
