Which of the following represents the average ratio of soil lost by erosion to soil replenished (naturally) in China? Hint: What is erosion rate:replenishment rate?
A. 30:1
B. 1:2
C. 2:1
D. 10:1
Answer: A
Environmental & Atmospheric Sciences
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A) alto B) stratus C) cirrus D) cumulus
Environmental & Atmospheric Sciences
The transportation technology that first opened up agrarian interiors and intensified intercity trade was the
A) wagon train/telegraph system. B) interlinked canal and river systems. C) railroad system. D) expressway system.
Environmental & Atmospheric Sciences
Port Elizabeth and East London, South Africa lie within the Richards Bay SDI
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
Which term refers to the portion of the earth's atmosphere, hydrosphere, and geosphere where life is found?
A. stratosphere B. biological base C. community D. ecosystem E. biosphere
Environmental & Atmospheric Sciences