Farmers might avoid leaching their land by a. planting the same crop over and over again b. planting cover crops that are left to die and act as a natural fertilizer c. digging out the topsoil and growing plants in the subsoil d. constructing windbreaks around the edges of their fields

In the developed world, describe the changing role of women in agriculture.

Plzz on what physical process is responsible for the creation of volcanoes, earthquakes and ocean trenches at the plate margins?

If we review the changes in the landscape surrounding the great salt lake in utah we can see a change in topography. look at the area to the south of the lake. what change has occurred during the last twenty-nine years? a) erosion of the hills b) an increase in marshland c) flooding of the area and the development of wetlands d) deposition of sediments and an increase in elevation