Large-scale environmental catastrophes
a. result from human activities
b. have a negative impact on ecosystems
c. affect a variety of environmental factors
d. all of the above

The blue segment below is a diameter of oo. what is the length of the radius of the circle?

Technology has affected regional settlement patterns in what ways? choose all that apply. climatic improvement strategies have improved crop productivity. mechanized agricultural methods have improved agricultural productivity. participation in the global economy has increased urbanization. population shifts from urban to rural areas has increased as a result of petroleum production. settlement areas have increased as a result of improved water storage and delivery systems.

Using plate tectonics and elastic rebound theory, describe why juan de fuca plate subduction produces so few earthquakes. what will happen in the future?