Answer:
Equator
Explanation:
Equator is an imaginary line that occur at the center of the Earth and other celestial bodies.
It's divide the Earth into two, the north and south hemispheres.
It's is the half way of the North Pole and also the half of South Pole.
The most common form of entry of the phosphorus is by human use of the fertilizers which is released into the groundwater.
Most of the fertilizers being used in agriculture contains nitrogen and phosphorus which is carried to the aquatic ecosystem through surface runoff. When the tropical rainforest are cut down by humans and fertilizers are being used in large amounts the nutrients stored in plants or rocks are washed by the heavy rains and they reach groundwater or other water bodies. Therefore, the humans alter the natural phosphorus cycle majorly in several mentioned ways.
One thing a person can do is plant more plants a year.
I think it 700 million years because I took the same question and that’s what I put.