Who is best known as the founder of the Sierra Club?
A) Ralph Waldo Emerson
B) Walter Sierra
C) Aldo Leopold
D) John Ruskin
E) John Muir
Answer: E
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What caused the dramatic decline in Guam's native bird species?
A) the thinning of their eggshells and the subsequent death of their young as a result of heavy DDT use on the island in the 1970s B) radiation poisoning caused by nuclear tests of the United States and France C) climatic change in the region D) the elimination by humans of its food supply E) the accidental introduction of the non-native brown tree snake
A beach slope in equilibrium will grow at slower rates than heavy depositional beaches. Indicate whether the statement is true or false
Discuss the origin of soils
Rust, formed by the reaction of iron and oxygen in the presence of water, is an example of
A) hydration. B) frost wedging. C) oxidation. D) carbonation.