Soil amendments for healthier spinach

Soils keep plants healthy by providing plants with water, helpful minerals, and microbes, among other benefits. But what if the soil also contains toxic elements?

Mining for answers on abandoned mines

Soil scientist Jim Ippolito believes in local solutions to local problems. The problem he's working on is contaminated soils near abandoned mines.

Trading farmland for nitrogen protection

Excess nitrogen from agricultural runoff can enter surface waters with devastating effects. Algal blooms and fish kills are a just a couple of possible consequences. But riparian buffer zones - areas of grasses, perennials, ...

Upstream trenches, downstream nitrogen

Water quality scientist Laura Christianson is working on a solution to the "dead zone"—an area with dangerously low levels of oxygen— in the Gulf of Mexico. Christianson lives over a thousand miles north of the Gulf in ...

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