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 ...

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 ...

Monitor chlorophyll concentrations near major river systems connected to your watershed. Overview Nutrients such as nitrogen and phosphorous are not directly measurable with satellite observations.

The winter of 2013–2014 was a study in contrasts between mountains in the far western United States and in the interior West. While people waited in vain for winter snow in California and the Pacific ...

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 ...

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 ...

Forecasts indicate that Japan can expect widespread rain as Typhoon Phanfone nears the nation over the weekend. The Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA’s Terra satellite ...

Persistent dry weather has grown more worrisome in the American West, with nearly two thirds of the region experiencing some level of drought. By most measures, the state of California is suffering ...

If you live in the northern hemisphere, the past few weeks have been strange. In places where it should be seasonably hot—the eastern and southern United States and western Europe—it’s just been warm.

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 ...

A wall of dust was barreling across northern China on April 23, 2014, when the Moderate Resolution Imaging Spectroradiometer (MODIS) acquired these images from NASA’s Aqua and Terra satellites. The ...

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 ...