Water

Clouds Hover Over the Alaska Peninsula
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Clouds Hover Over the Alaska Peninsula

Winds interacted with mountainous terrain to produce long, sharp-edged standing wave clouds.

Published Apr 14, 2025

Image of the Day Atmosphere Water

Blooming British Isles
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Blooming British Isles

The colorful North Atlantic waters visible around the archipelago in April 2025 are likely due to a mix of phytoplankton and suspended sediment.

Published Apr 10, 2025

Image of the Day Water Water Color

Floodwaters Surge Through the Australian Outback
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Floodwaters Surge Through the Australian Outback

Abundant rain in Queensland overfilled rivers, flooded towns, and submerged livestock grazing lands.

Published Apr 2, 2025

Image of the Day Water Floods

Chlorophyll
Global Maps

Chlorophyll

Chlorophyll is used by algae and other phytoplankton--the grass of the sea--to convert sunlight and carbon dioxide into sugars. These maps show chlorophyll concentrations in the ocean, revealing where phytoplankton are thriving.

Jul 2002 — Mar 2025

Life Water

Mangrove Pioneers
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Mangrove Pioneers

The right climatic and geographic conditions in the southeastern U.S. have allowed mangroves to migrate northward to Georgia.

Published Mar 31, 2025

Image of the Day Land Water