Increases in the intensity of rainfall, paired with droughts that leave soil dry and loose, would leach more topsoil from agricultural fields each year. For example, the study showed that the ...

Lateral distribution of topsoil and associated C and N with soil ... is an element or ion that supplies nutrition to living organisms, for example nitrogen, phosphorous, and potassium that are ...

Learn how mining and oil drilling impact Wyoming’s soil, including its effect on local ecosystems, and explore sustainable ...

But beneath the feet of Iowa’s farmers, a crisis is unfolding. The average topsoil depth in Iowa decreased from around 14-18 inches (35-45cm) at the start of the 20th Century to 6-8 inches (15 ...