New paper points to soil pore structure as key to carbon storage

Alexandra Kravchenko, Michigan State University professor in the Department of Plant, Soil and Microbial Sciences, and several of her colleagues recently discovered a new mechanism determining how carbon is stored in soils ...

Soil is the key to Earth's history (and future)

The English language is full of phrases—from "bogged down" to "feet of clay" and "dirt cheap"—that reflect how we appreciate the diversity of soil, but value it little.

Synchronizing food production can have disastrous effects

Crop failures are an important cause of food price spikes, conflict and food insecurity. The likelihood of local crop failures being catastrophic at the global level is exacerbated when they happen at the same time —that ...

The dirt on soil loss from the Midwest floods

As devastating images of the 2019 Midwest floods fade from view, an insidious and longer-term problem is emerging across its vast plains: The loss of topsoil that much of the nation's food supply relies on.

Study finds natural selection favors cheaters

Mutualisms, which are interactions between members of different species that benefit both parties, are found everywhere—from exchanges between pollinators and the plants they pollinate, to symbiotic interactions between ...

Visualizing interconnections among climate risks

Socio-economic activities in the present world have become increasingly interdependent because of rapid technological progress, urbanization, and globalization. Because of these interdependencies between human society and ...

Prehistoric food globalization spanned three millennia

Since the beginning of archaeology, researchers have combed the globe searching for evidence of the first domesticated crops. Painstakingly extracting charred bits of barley, wheat, millet and rice from the remains of ancient ...

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