Back to today’s briefing

Story perspectives

Sea Levels Double, West Antarctic Melt Endangers Delta, Storms

5/4/2026

46 5 Full Breakdown

Summary

Story summary

U.S. researchers warned that the West Antarctic ice sheet could trigger disaster-level sea-level rise from CO2 warming.
B. D. Hamlington reported in 2024 that the global sea-level rise rate has doubled over the past three decades.
T. E. Törnqvist’s 2020 study identified Mississippi Delta marsh tipping points under sea-level rise, while O. Guzman and H. Jiang’s 2021 research found increased tropical cyclone rain rates.

1 of 1

Story summary

U.S. researchers warned that the West Antarctic ice sheet could trigger disaster-level sea-level rise from CO2 warming.
B. D. Hamlington reported in 2024 that the global sea-level rise rate has doubled over the past three decades.
T. E. Törnqvist’s 2020 study identified Mississippi Delta marsh tipping points under sea-level rise, while O. Guzman and H. Jiang’s 2021 research found increased tropical cyclone rain rates.