How big is the range of soil degradation observed between continents?
a. about 7%
b. about 15%
c. about 22%
d. about 50%
Answer: b. about 15%
Environmental & Atmospheric Sciences
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For most of its existence, the Mississippi River has followed the same stream channel
Indicate whether the statement is true or false.
Environmental & Atmospheric Sciences
Tar sand is a type of sandstone in which viscous, asphalt-like hydrocarbons fill the pore spaces
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
The asthenosphere is stronger than the lithosphere
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
Before Israel was established in 1948, the country was called__________.
a. Palestine b. Levant c. Transjordan d. Gaza e. Sumeria
Environmental & Atmospheric Sciences