With the threat of flooding, many villages are situated on natural ___________ (raised riverbanks built up by deposition of sediments during floods) dikes, or raised mounds
Fill in the blank(s) with correct word
levees
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Tropical storms and associated floods have greater impacts in poor countries that have experienced ________
A) forest fires B) deforestation C) desertification D) soil erosion E) hurricanes
Owls begin migrating to an area to feed on a particular mouse species, but the mice have ingested a toxin (to owls) that begins to keep the owl population in check, which then causes the mouse population to increase, until more owls move into the area, and so on. This is an example of a
A) positive feedback system. B) negative feedback system. C) detritivore. D) chemosynthesis.
Preservation is the use and management of natural resources such as wildlife, water, air, and mineral resources to meet human needs, including food, medicine, and recreation
Indicate whether the statement is true or false.
________ is a government mandate that a certain percentage of energy use come from renewable energy resources
A) Economies of scale B) Economic energy intensity C) Cost of saved energy D) Renewable portfolio standards E) Impoundment power practice