Imagine you are a scientist working at Yellowstone national park. Your job is to calculate how many animals
are living within the park each season.
1. Why might the deer population decrease in number
from one year to the next?
2. Why might the deer population increase in number
from one year to the next?

i use alot when i f my girlfriend. i'm doing her in the bathroom at summer school. shes getting her tight jeans off and then we'll begin

explanation:

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.