The bear's usually travel alone, but will tolerate each other and travel in groups, you never see them in groups cause they are independent and can survive on their on, and mainly because they don't like sharing their food..:D
Orographic lift occurs when an air mass is forced from a low elevation to a higher elevation as it moves over rising terrain. As the air mass gains altitude it quickly cools down adiabatically, which can raise the relative humidity to 100% and create clouds and, under the right conditions, precipitation
B)weathering is the main way phosphorous is recycled