To improve air quality, it is important to know what contributes to polluting the air. Haze comes from a variety of sources. Your skies may be hazy from local traffic, or industry such as for example ...

A dust storm blew out of Libya and across the Mediterranean Sea in late March 2013. Southwest of the coastal city of Banghazi (Benghazi), an especially thick dust plume spanned roughly 100 kilometers ...

Rarely do weather patterns and satellite overpass schedules align to provide cloud-free views of Western Europe in the spring. However, a high-pressure pattern kept skies spectacularly clear over the ...

Presentations Terra at 10, First of the EOS Missions (ppt) Marc Imhoff ASTER (ppt) Michael Abrams Terra at 10: Ceres Results (ppt) Norman Loeb What 10 Years of MOPITT Data Have Taught Us About ...

The MODIS Characterization and Support Team (MCST) has released its latest Terra Spacecraft and MODIS Instrument Status Report. Read more.

Due to the lapse in federal government funding, NASA is not updating this website. We sincerely regret this inconvenience.

David Herring, Science, Systems, and Applications, Inc.

Nutrients such as nitrogen and phosphorous are not directly measurable with satellite observations. However, satellites can measure chlorophyll concentration, which can act as somewhat of a proxy for ...

Testing for nitrogen in your local watershed can help identify potential “œhot spots” in your community that may be contributing to nutrient loading downstream. With a simple, inexpensive field test ...

The map above shows land surface temperature anomalies in North America for January 1-7, 2014. Based on data from the Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA’s Terra satellite, ...

There are many ways to gauge air quality. The most common measure is visibility, since most of the constituents of air pollution form visible haze. You can use your own observations and a digital ...

The second annual Tournament: Earth has come to an end, and the winner is a familiar face. In 2013, a submarine volcano off of the Canary Islands took the first championship. This year, the entire ...