NASA study traces decade of ammonia air pollution in Africa

A new NASA-led study is the first to document changing atmospheric ammonia (NH3) concentrations in Africa over an extended period. Ammonia is an air pollutant which can lead to heart and lung related illness. When present ...

A mission to explore the methane lakes on Titan

Titan has become a center of increasing attention as of late. Discoveries from Cassini have only increased interest in the solar system's second-largest moon. Liquid on its surface has already prompted one upcoming mission—the ...

Separating natural and anthropogenic pollutants in the air

COVID-19 has changed the world in unimaginable ways. Some have even been positive, with new vaccines developed in record time. Even the extraordinary lockdowns, which have had severe effects on movement and commerce, have ...

New study shines light on hazards of Earth's largest volcano

Scientists from the University of Miami (UM) Rosenstiel School of Marine and Atmospheric Science analyzed ground movements measured by Interferometric Synthetic Aperture Radar (InSAR) satellite data and GPS stations to precisely ...

Greenhouse gases are shrinking the stratosphere

An international team of climate scientists has found evidence showing that human-created greenhouse gases have led to a shrinking stratosphere. In their paper published in the journal Environmental Research Letters, the ...

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