The Global Nitrogen Cycle Explained
The global nitrogen cycle is the biogeochemical process that transforms nitrogen into various chemical forms as it moves through the atmosphere, terrestrial, and marine…
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Biogeochemical Flows
Disruption of nitrogen and phosphorus cycles.
Why Humans Have Altered the Nitrogen Cycle
Human activities have dramatically altered the global nitrogen cycle, primarily through the industrial production of synthetic fertilizers, the combustion of fossil fuels, and the…
Reactive Nitrogen Explained: Understanding Its Role and Impact
Reactive nitrogen refers to all nitrogen compounds that are biologically, chemically, or radiatively active, including ammonia, nitrogen oxides, and nitrates. Unlike inert atmospheric nitrogen…
Nitrogen and Phosphorus Cycles: The Hidden Planetary Crisis
Learn how human disruption of the nitrogen and phosphorus cycles affects climate, freshwater, biodiversity, food production, and Earth's planetary boundaries.
Nitrogen Pollution Explained: Causes, Impacts, and Solutions
Nitrogen pollution is the excessive release of reactive nitrogen compounds into the environment, primarily from agriculture, industry, and transportation. It disrupts ecosystems, harms human…