Nitrogen

Anja Røyne discusses nitrogen, fertilizer production and the environmental consequences of changing the nitrogen cycle. Conversation in Norwegian.

…their use of hydrogen, oxygen, carbon, nitrogen and phosphorus. Drawing on his book Elemental, the conversation connects these biogeochemical changes across deep time with sustainability and choices that could reduce human environmental impacts.

…It distinguishes abundant nitrogen and oxygen from trace gases whose concentrations respond strongly to human emissions. Measurements are used to compare natural changes with human influences relevant to climate.