Frequent fire too hot to handle for invasive plants

Land managers know one of the best ways to prevent forest fires is to set fires. Periodic controlled or prescribed burns can reduce the amount of flammable materials lying about on a forest floor, so when wildfires do start, ...

Wastewater treatment at one-third the size and cost

Wastewater treatment systems that combine conventional set-ups with a relatively new technology could reap a host of benefits: smaller plant sizes, lower energy costs and more nitrogen pollution removed.

A deep dive into better understanding nitrogen impacts

A key atomic building block for all living organisms and one of the most abundant elements in the galaxy, nitrogen is an essential part of our ecosystem. But for our ecosystem to function, nitrogen-based compounds must cycle ...

COVID-19 lockdowns significantly impacting global air quality

Levels of two major air pollutants have been drastically reduced since lockdowns began in response to the COVID-19 pandemic, but a secondary pollutant—ground-level ozone—has increased in China, according to new research.

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