Human activities have dramatically altered the Earth’s nitrogen cycle since the Industrial Revolution, driving pollution, biodiversity loss, and climate feedbacks. A new scientific review highlights ...

Addressing Global Nitrogen Challenges Nitrogen is an essential nutrient for plant productivity, yet its overuse in synthetic fertilizers often results in significant environmental problems such as ...

A robotic float drifting through the oxygen-starved waters of the Eastern Tropical North Pacific has recorded a nearly three-year chemical record that challenges assumptions about how nitrogen cycles ...