What is the principal goal of beach nourishment?
A) to augment the sand supply so that engineered structures work more efficiently
B) to maintain a positive beach budget and alleviate the need for engineered structures
C) to keep jetties from accumulating so much sand that they fill in river channels
D) to eliminate littoral transport
B
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Why do the authors of your text use the word "domain" when talking about "the Russian Domain"?
A) The term suggests persisting Russian influence within the region. B) "Russian Domain" is an official name, reflecting the continuing federal relationship between the countries in the region. C) Domain refers to a federal subdivision. D) Domain refers to a kingdom. E) The term is the name of the free trade zone now evolving in the region.
An accurate forecast ____
A) always shows skill B) may or may not show skill C) never shows skill D) requires complex computer equipment
For most environmental issues, the solutions are
A) certain, and the science is certain. B) complex, but the science is certain. C) complex, and the science is insightful but tentative and evolving. D) clear and certain, and the science is insightful but tentative.
High population density can ________
A) decrease biodiversity within a species B) increase the incidence of disease transmission C) hinder organisms from finding mates D) decrease competition E) decrease the use of resources