The way in which the areas of the world are grouped together for study is distance decay
time-space compression
map scale
regions
scale of analysis

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

Some of the incoming solar radiation is absorbed by the floor. identify the type of electromagnetic energy reradiated by the floor

What is most likely the effect of unrestricted hunting of gray wolves on the food web of the region