It's easy to overlook the soil beneath our feet, or to think of it as just dirt to be cleaned up. But soil wraps the world in an envelope of life: It grows our food, regulates our climate, and ...

Using dirt as a construction material could help make one of the biggest carbon-emitting sectors significantly greener.

Crucially, the researchers used these models to back-calculate soil cadmium thresholds based on China’s food safety limit of 0.1 mg/kg for wheat grain.

A deceptively simple mathematical model can describe how the soil responds to environmental change. Using just two variables, the model shows that changes in pH levels consistently result in three ...