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Environment

12/9/2015

Every city has abandoned industrial sites. Encouraging life to return to these barren areas is a challenge. It requires a healthy topsoil for plants and animals to flourish. Cities, with their...

11/4/2015

Manure management is serious business for a meat-hungry world. A single cow, depending on its size, can generate between 43 and 120 pounds of manure a day.  Cow manure can be a low-cost...

9/30/2015

Most of us think that farmers grow and harvest crops for food. That’s true for many crops: they either feed humans or farm animals. However, there’s another category of crop that has a...

9/2/2015

You may have noticed that after a heavy rainstorm, creeks and rivers often turn the color of chocolate milk. That cloudy brown color is caused by sediments—weathered rock material ranging in...

7/22/2015

How does style of tilling make a difference in crop success? The blades on a till don’t simply chop up soil and move it around. They blend dead plant material left from harvest into the soil...

1/26/2015

When nitrogen finds its way from agricultural fields into water bodies and the atmosphere, it doesn't just degrade water quality and contribute to climate change. That lost nitrogen also isn...

1/12/2015

Runoff from agricultural fields contains nutrients that can adversely affect surface water quality, human health, and aquatic life. Nitrates from corn and soybean croplands across the Midwestern...

1/5/2015

Soil is strong yet fragile, reliable yet unstable, and resilient yet susceptible to change.

These are all especially true when humans and their need for food enter the mix. Large amounts...

1/3/2015

Even for seasoned agricultural and soil scientists, the concept of modeling can be foreign. Making models more familiar and promoting their study and practical application is the goal of Laj Ahuja...

12/22/2014

Recent research has found ways to produce soybean seeds that have improved yields under drought conditions. A group of researchers published ...