About The Nitrogen Cycle?

The Nitrogen Cycle includes important process like fixation, mineralization, nitrification and denitrification. In the Earth's atmosphere, it is approximately 78% of Nitrogen making it the largest pool of nitrogen. But, the atmospheric nitrogen has limited availability for biological useage, leading to a lack of usable nitrogen in many types of ecosystems.
















Helpful video: http://www.ehow.com/video_4801947_nitrogen-cycle_.html

In this video, Brian the science teacher and field biologist will be explaining to you about the nitrogen cycle that refers to the way that nitrogen moves through the environment, which then a process that begins in the atmosphere and moves as nitrogen was transformed into a usable form.