Scientists classify soil based on factors such as mineral content, texture, drainage capacity, and fertility. Globally, the 7 most common types of soil form the basis of farming and ecosystem balance: ...

A researcher has developed a technique that uses digital imaging of soil samples to take some of the guesswork out of wetland identification. A University of Missouri doctoral student has developed a ...

With soils rich for cultivation, most land in the Midwestern United States has been converted from tallgrass prairie to agricultural fields. Less than 0.1 percent of the original prairie remains. This ...

NASA and the U.S. Department of Agriculture (USDA) have teamed up to produce a new tool that will provide farmers, meteorologists and researchers with access to high-resolution data on soil moisture.