For over three decades, satellites orbiting Earth have measured the height of the ocean surface with remarkable precision.

Oceans are rising as the climate changes, threatening coastal cities. A new study shows that much more of the world's population is vulnerable than earlier predictions had estimated.

Sandy beaches account for approximately a third of the world's ice-free coastlines. These sandy shorelines are responsible ...

Rising sea levels caused by climate change may be significantly higher than previously thought, according to a new study, which says a "methodological blind spot" led researchers to underestimate ...

A lot of past research has used flawed methodology to estimate current coastal water levels, according to a new study ...

A peer-reviewed study published in Nature on March 4, 2026, finds that up to 132 million more people worldwide may be exposed ...

Alameda, a low-lying Bay Area island city, is confronting sea level rise, groundwater flooding and storm surge as officials ...

Many coastal maps start from the wrong sea-level baseline, and correcting the error could mean millions more are vulnerable to rising seas.

Waters surrounding Africa are climbing at rates that outpace the global average, according to peer-reviewed satellite data ...