Image from TERRA
Wed, 28 Jul 2021 10:00 EDT

Soil is the foundation of our food systems, and sustainable farming depends upon healthy soil, which has impacts far beyond the field on air, water and climate. Wind and water, hastened by human activity and climate change, erode the richest soil at the surface.

Image from TERRA
Wed, 23 Jun 2021 14:00 EDT

For tiny airborne-particle pollution, known as PM 2.5, researchers using NASA data found that variability from meteorology obscured the lockdown signals when observed from space.

Image from TERRA
Tue, 01 Jun 2021 14:00 EDT

The 2021 Atlantic hurricane season starts today, June 1. At NASA, we’re developing new technology and missions to study storm formation and impacts, including ways to understand Earth as a system.

A New Identity for Denali

denali_oli_2015166_renderMount Denali received not only a new name on August 30, 2015, it also received a new elevation.  Using the Global Digital Elevation Model (GDEM) product from the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) data, the listed elevation for Moutn Denali went from 20,320 feet to 20,310 feet. The reduction in elevation was due to a more detailed global elevation survey made possible with the high resolution data from ASTER in the GDEM.  Better technology led to a more accurate elevation.

Read more on NASA’s Earth Observatory

Read the Press Release from USGS

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