I really hope you guys can answer this ASAP Which two major tectonic plates are located primarily in the Northern Hemisphere?

Suggest two reasons why irrigation is important for human development of the desert

In the diagram below dab and dac are adjacent angles

17. the soil erosion pictured here is the result of what? a. harvesting renewable resources at a rate greater than the sustainable yield b. a mudslide caused by excessive rains c. harvesting renewable resources at a rate lower than the sustainable yield d. the transition between geologic eras and eons