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Relating Visibility to Air Quality Poor air quality contributes to poor visibility, but poor visibility doesn’t always mean that the air quality is bad. Fog or clouds may be limiting visibility. To ...

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 ...

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 ...

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 ...

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Summer rains have swollen rivers throughout northeastern China, including the Songhua River. Water levels peaked in Harbin on August 27 and have remained high. The Songhua River is one of many ...

Part II. Track Pollution from Space 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 ...

NASA Official: Kurtis Thome Webmaster: 610WebDev Curator: Nyssa Rayne Last Updated: Aug 17, 2025 ...

The Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) on NASA’s Terra satellite captured this image of farmland near LaCrosse, Washington, on July 24, 2008. The false-color image ...

The Science Team Leader for ASTER, Dr. Yasushi Yamaguchi, is a professor at the Graduate School of Environmental Studies, Nagoya University, Japan. He graduated Tohoku University, Japan, and obtained ...

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 ...