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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 ...

date23 hours ago in Space Exploration
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New irrigation strategies for pecans in humid climates

Georgia is the largest pecan producing state in the U.S. Although this humid region receives an average of 127 cm or more rainfall annually, periods of moisture stress can occur during the pecan growing season, particularly ...

dateSep 29, 2015 in Ecology
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Human activity affecting microbes in soil

New research from an Iowa State University ecologist shows that agricultural inputs such as nitrogen and phosphorous alter soil microbial communities, which may have unintended environmental consequences.

dateSep 24, 2015 in Environment
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