Tropical savanna climate regions are usually not well suited to agriculture
a. True
b. False
Indicate whether the statement is true or false
True
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Salt buildup may
a. increase crop growth b. increase yields c. eventually kill weeds d. eventually make the land unproductive e. initially decrease yield, but later increase yield
A landslide requires a substantial amounts of water to saturate the mass of materials
Indicate whether the statement is true or false
For more than 20 years, scientists have been analyzing expected climate change and the impact on crops grown in particular regions. For example, states that typically plant corn and soybeans may need to switch to growing cotton
Such a change is an example of A) mitigation. B) a cap-and-trade policy. C) adaptation. D) the Precautionary Principle.
The direction of moving water and air currents that transport sediment can be determined by the study of
A) bedding. B) mudcracks. C) cross-beds. D) graded beds.