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Learn how nitrogen is transformed from the atmosphere to the soil to the organism and back in the nitrogen cycle. Explore the processes of nitrogen fixation, nitrification, assimilation, ammonification and denitrification with examples and diagrams.
- 13 min
Jan 15, 2021 · Learn how nitrogen atoms cycle through the living and non-living systems of Earth, and why it is vital for life. Discover the roles of nitrogen fixation, nitrification, assimilation, ammonification and denitrification in the nitrogen cycle.
- Gabe Buckley
Learn how nitrogen is converted and circulated among atmospheric, terrestrial, and marine ecosystems through biological and physical processes. Find out how human activities have altered the global nitrogen cycle and its impacts on the environment and health.
Feb 25, 2020 · Learn how nitrogen and its forms are circulated and interconverted in nature by living organisms and other processes. Find out the role of bacteria, plants, decomposers, denitrifiers, lightning, and humans in the nitrogen cycle.
Jul 30, 2024 · nitrogen cycle, circulation of nitrogen in various forms through nature. Nitrogen, a component of proteins and nucleic acids, is essential to life on Earth. Although 78 percent by volume of the atmosphere is nitrogen gas, this abundant reservoir exists in a form unusable by most organisms.
- The Editors of Encyclopaedia Britannica
Learn how nitrogen is transformed and cycled in the biosphere and how human activities affect it. Explore the diversity and ecology of nitrogen-fixing organisms and their symbiotic partners.
Mar 21, 2024 · Learn how nitrogen enters and leaves the living world through biological and chemical processes. Explore the roles of nitrogen-fixing bacteria, nitrification, denitrification, and human activity in the nitrogen cycle.
