Since the mid-1900s, humans have been exerting an ever-increasing impact on the global nitrogen cycle. Human activities, such as making fertilizers and burning fossil fuels, have significantly ...

At the beginning of the XXᵉ century, two chemists succeeded in fixing nitrogen in the air. Their invention saw the birth of intensive agriculture, gravely disrupting the nitrogen cycle.

Disruption of the global nitrogen cycle by humans results primarily from activities associated with food and energy production. Since the middle of the twentieth century, human activities have more ...

What does nitrogen do for plants? Read on to learn how to improve the health of your plants and how to add nitrogen to soil by fixing the nitrogen cycle in your garden. This article is also in ...

Warming may offset impact of precipitation changes on riverine nitrogen loading. Proceedings of the National Academy of Sciences, 2023; 120 (33) DOI: 10.1073/pnas.2220616120 ...

American Society of Agronomy. "Microbes play important role in soil's nitrogen cycle." ScienceDaily. ScienceDaily, 19 March 2020. <www.sciencedaily.com / releases / 2020 / 03 / 200311082946.htm>.

AMES, Iowa – Excess nitrogen gives an advantage to early season plants in Midwestern prairies, leading to further changes in prairie ecosystems, according to a recently published study from an Iowa ...