The only minerals in the continuous branch of Bowen's reaction series are the ____________________
Fill in the blank(s) with correct word
plagioclase feldspars
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What is NOT one of the three major ways of increasing the global food supply?
A) cultivating the oceans B) creating human-made soils in infertile areas C) developing high-protein cereal crops D) increasing the acceptability and palatability of inefficiently used present foods E) none of the above are reasonable ways of increasing the global food supply
All of the following actions will help to control invasive species except
a. Do not remove wild plants from their natural areas. b. After each use, clean your mountain bike before heading for home. c. Do not dump the contents of an aquarium into a storm drain. d. Brush your dog after a hike before you bring the dog home. e. Collect only endemic plants if you tend to bring wild plants home.
________ follow intense rains, because material with a high water content is weaker and less able to resist the force of gravity
A) Rockfalls B) Soil creep C) Rockflows D) Landslides E) Gresback flows
Despite decades of ________, the U.S. remains the world's largest ________
A) regulation, polluter B) deindustrialization, manufacturer C) conservative policies, liberal democracy D) service development, agricultural exporter E) vigorous energy conservation, consumer of fossil fuels