Cycle

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Cycle

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Globally the nitrogen cycle has been altered by several anthropogenic activities producing reactive nitrogen; among them, the most important are the production of nitrogen fertilizer, the burning of fossil fuel, and the cultivation of nitrogen-fixing crops.
2007 Microbiology/ Biochemistry of the Nitrogen Cycle Innovative Process Applications Moving forward wastewater biosolids sustainability: technical, managerial, and public synergy GMSC, New Brunswick, pp 277-285.
We won't know until we better understand exactly how human activities are affecting the nitrogen cycle.
The complete nitrogen cycle includes some nonbiological processes as well, shown in figure 12-2 as broken lines.
The decoupling of terrestrial carbon and nitrogen cycles.
Vitousek PM (1981) Clear-cutting and the nitrogen cycle.
2]O mitigation strategies, which embrace the synergies of the soil carbon and nitrogen cycles, and increase nitrogen use efficiency, the long-term productivity, and profitability of Australia's rural industries.
Ammonia has capacity to bind with soil particles but nitrate does not have this capacity so nitrate can easily leach down through soil during nitrogen cycle as compared to ammonia leading to the nitrogen pollution.
Considering the importance of the nitrogen cycle to human wellbeing and the fact that the most rapid changes in ecosystems are taking place in developing countries (MEA, 2005), this paper will assess the anthropogenic nitrogen cycle in the Brazilian La Plata Basin (BLPB)--which is one of the most important watersheds in Brazil because of its large agricultural area and growing population in urban centres, such as the city of Sao Paulo.
Summary: TEHRAN (FNA)- Scientists braved ticks and a tiger to discover how human activities have perturbed the nitrogen cycle in tropical forests.
Among specific topics are biogeography, glaciology, the cryosphere, the essential and critical habitat of coastal and marine fishes, the nitrogen cycle, fossils and palaeontology, and environmental ethics.
Once we figure out who is where and what they're doing, we can get a more detailed and global view of the ocean nitrogen cycle.