Image from TERRA
Tue, 18 Apr 2023 16:24 EDT

The Valley of Ten Thousand Smokes, located in Katmai National Park, forms a unique and ashen landscape. Encircled by volcanoes – both active and inactive – it has served as a perfect collection area for huge amounts of volcanic ash.

Image from TERRA
Tue, 20 Sep 2022 10:30 EDT

Water departments in the West are using maps and models originally created by a NASA team to help track water.

Image from TERRA
Thu, 15 Sep 2022 10:00 EDT

NASA and Google broadened an existing partnership to help local governments improve their monitoring and prediction of air quality for better decision making.

Shasta Lake, California

shasta_ast_2014245

NASA Earth Observatory images by Joshua Stevens, using data from NASA/GSFC/METI/ERSDAC/JAROS, and U.S./Japan ASTER Science Team. Caption by Kathryn Hansen.

The ongoing drought in the western United States is evident in the water levels of Shasta Lake, a large reservoir in northern California that counts on rainfall for replenishment. Low water levels can lead to hazardous conditions for local recreation. Many more people are affected by how this limited water resource is allocated for ecological, urban, and agricultural needs downstream.

The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) on Terra acquired these simulated true-color images of Shasta Lake. The top image shows the lake on September 14, 2005, and the bottom image was acquired on September 2, 2014. Read more

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