Related topics: upper atmosphere

Researchers advancing understanding of vital enzyme

Nitrogenases, the enzymes responsible for converting atmospheric nitrogen into the nitrogen-based compounds used by living things, have been a major focus of chemistry research for decades because of the pivotal role that ...

Digesting hydrocarbons

Volatile organic compounds can be found in the air—everywhere. A wide range of sources, including from plants, cooking fuels and household cleaners, emit these compounds directly. They also can be formed in the atmosphere ...

Africa: An air pollution wildcard

For the past four years, atmospheric scientists have been flying around the world with NASA on a mission to analyze pollution chemistry in the air and oceans. The NASA Atmospheric Tomography Mission or ATom, which flew its ...

Simple, effective Earth-system modeling

To assess long-range risks to food, water, energy and other critical natural resources, decision-makers often rely on Earth-system models capable of producing reliable projections of regional and global environmental changes ...

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