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 ...

In June of 2016, Dr. Helen Worden became the U.S. Principal Investigator for MOPITT. She is interested in multi-decadal trends of carbon monoxide that indicate changing emissions of pollution with ...

How successfully do rain gauges catch rainfall patterns? Do the satellites record the same patterns of data as the ground-based gauges? How many gauges are required in order to observe regional ...

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 ...

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

As most data users are aware, the Terra satellite has recently been experiencing power-based limitations caused by orbital changes and solar array efficiency. In order to maintain power margins, the ...

Another year, another cheesy Valentine’s Day card from the Terra mission! (And speaking of 25 years, check out pictures and slideshows from our 25th Anniversary Event at GSFC’s Visitor’s Center, ...

This year has been a busy one for Terra, with our 25th Anniversary just around the corner! (Learn more and RSVP here!) ...

You may have heard about the upcoming full solar eclipse, happening this upcoming April 8th, 2024 — but did you know Terra will have one of the “best seats in the house” for viewing this rare ...

Happy Halloween 2023, from the Terra mission! Enjoy this ‘spooky’ set of (Terra)-fying imagery that highlights some of Earth’s strangest costumes (as well as past NASA Earth Observatory images ...

My parents always encouraged me and my siblings “not to work as hard” as they did, so I felt like getting a college degree was necessary to ensure more financial freedom than they experienced. I like ...

In late November, Science magazine interviewed Terra Project Scientist Dr. Kurtis Thome for an article about Terra’s orbital drift and the novel science opportunities that will come from Terra’s ...