(Natural News) According to a study, unlikely saviors can help clean polluted water sources and prevent the loss of valuable farm soil. Researchers from the University of Exeter have determined that beaver dams can help clean contaminated rivers. The semiaquatic rodents can also prevent the loss of nutrient-rich soil from fields thanks to the dams that […]

(Natural News) Nitrogen is essential in crop production, but it comes with a caveat: Use too much of it, and you risk polluting the environment; use too little, and you risk limiting your crop yield. This was also the focus of an article that appeared in the journal Nutrient Cycling in Agrosystems. The paper, led by […]