Answer:
http://liberalsenateforum.ca/issue/canada-in-the-world/
Just learned this the 5 stages are
fixation or volatilization, mineralization, nitrification, immobilization, and denitrification.
Hope this helps
The Nile River, The amazon river, the Yangtze River, The Mississippi river/ Missouri River, <span>The Yenisei/Angara/Selenga River</span>
