Unusual patches of black Amazonian soil rich in nutrients known as "dark earth," which rapidly accelerates plant growth, remain one of the region's greatest mysteries.
An interdisciplinary study recently published in Nature Communications provides a clearer picture of life in Central Europe between 1300 and 800 BCE, during the Urnfield culture.
Scientists from the Massachusetts Institute of Technology (MIT) have discovered a way to produce ammonia—a key ingredient in fertilizers—by harnessing the Earth’s own heat and chemical reactions.