New instrument to measure atmospheric ammonia

In the past decades, intensive human agricultural activities have caused a significant increase in ammonia (NH3) emissions to the atmosphere, which have led to serious environmental and public health problems.

New model tracks carbon in agroecosystems

Carbon is everywhere. It's in the atmosphere, in the oceans, in the soil, in our food, in our bodies. As the backbone of all organic molecules that make up life, carbon is a very accurate predictor of crop yields. And soil ...

How coastal forests are managed can impact water cycle

Younger trees take up and release less water than mature trees 10 years or older, researchers from North Carolina State University found in a new study that tracked how water moves through wetland pine forests near the North ...

Trees and lawns beat the heat

In cities, humans replace the natural ground cover with roofs, pavement and other artificial materials that are impervious to water. These surfaces significantly change how the land absorbs and releases energy and cause the ...

Redefining drought in the U.S. Corn Belt

As the climate trends warmer and drier, global food security increasingly hinges on crops' ability to withstand drought. But are scientists and producers focusing on the right metric when measuring crop-relevant drought? ...

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