An extended period of well-below-average rainfall is known as a
a. drought.
b. draft.
c. flood.
d. heat wave.

[fw.02]sinkholes are often formed as a result of the actions of. a. heat on recharge b. pressure on aquifers c. acid in groundwater d. minerals in hot springs

Residents of moldova are mainly a. russian b. ukrainian c. serbian d. romanian the answer is d. romanian

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.