What sleeps under the forest

A largely unknown terrain begins not so far below the surface of the forest floor. While the processes in the top 30 centimetres of the soil are well known, deeper areas of the soil are the focus of a research group led by ...

Adjusting fertilizers vital in claypan ag soils

All soils are not equal. Rich loams support the world's most productive agricultural regions, including swaths of the American Midwest. But in some parts of the Midwest, including areas in Missouri and Illinois, claypan soils ...

Orbiter views Mars surface fractures

The High Resolution Imaging Science Experiment (HiRISE) camera aboard NASA's Mars Reconnaissance Orbiter often takes images of Martian sand dunes to study the mobile soils. These images provide information about erosion and ...

Saving Earth's water from toxic waste

Scientists have devised a better way to protect groundwater from acids, heavy metals and toxic chemicals, helping to secure the Earth's main freshwater supply.

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