David Holland, Center for Sea Level Change

Coastlines Under Threat

Many cities are built at sea level or slightly above it. Rising seas caused by melting ice sheets in Antarctica and Greenland will reshape coastlines as we know them today.

Studying Sea-level Change in Greenland

Watching History Unfold

Researchers David and Denise Holland share their footage of an enormous slab of ice breaking off the Jakobshavn glacier in Greenland and floating into the ocean.