Why are fisheries heavily impacted by ENSO events?
A) Upwelling ceases
B) Nutrient-rich currents are interrupted when the trade winds shift
C) Low pressure systems create downwelling events rather than the normal upwelling
D) Rise in sea level effects migration patterns
B
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Heat is simply another word for
A. temperature. B. thermal energy in transit. C. thermal energy. D. all of the above
Some minerals have the same chemical composition but different crystal structures, a phenomenon termed ________.
A. recrystallization B. metamorphism C. polymorphism D. isotopes E. alteration
Barrier islands are formed of
A. Coral deposits B. Wind- and wave-deposited sand C. Volcanic debris D. Silt and mud left by estuaries E. Coral reef formations
) In response to a global climate study by state engineers and scientists that calculated a sea level rise of one meter by 2100, the state legislature of North Carolina voted in 2012 to
A) immediately reduce power plant emissions. B) immediately increase automobile fuel efficiency standards. C) immediately restrict backyard activities (barbecues, lawn mowing). D) immediately start legislation on the creation of several wind farms on the coast of North Carolina. E) ban further discussion for 4 years.