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Articles on Flooding

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The Marshall Islands and other small island nations are urgently threatened by rising seas. Stefan Lins/Flickr

Marshall Islands could be wiped out by climate change – and their colonial history limits their ability to save themselves

Climate change is a true existential threat for small island nations, but the US has done little to help the Marshall Islands, which it administered for decades.
When Hurricane Dorian, seen here from the International Space Station, stalled over the Bahamas in September 2019, its winds, rain and storm surge devastated the islands. NASA

What makes hurricanes stall, and why is that so hard to forecast?

Hurricane stalling has become common over the past half-century, and their average forward speed has also slowed.
A downpour or a drizzle: What causes the difference? David Pinzer Photography/Moment via Getty Images

Why does some rain fall harder than other rain?

Some rainstorms drench you in a second, while others drop rain in a nice peaceful drizzle. A meteorologist explains how rainstorms can be so different.
Maine’s Penobscot River flows freely where the Veazie Dam once stood. Dam removals have reopened the river to 12 native fish species. Gregory Rec/Portland Portland Press Herald via Getty Images

When dams cause more problems than they solve, removing them can pay off for people and nature

Thousands of dams across the US are aging and overdue for maintenance. Taking them down can revive rivers, restore fish runs and create new opportunities for tourism and outdoor activities.

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