Damming rivers is useful for
a. creating deltas.
b. producing electricity.
c. decreasing the effects of fertilizer run-off.
d. decreasing the effects of widespread irrigation.

Canada must balance the economic opportunities offered by its natural resources with the need to maintain links to the united states maintain high tariffs preserve the environment protect its borders

Queens neighborhood that is also an oregon city. true or false

The middle east is especially rich in deposits of