Which of the following is NOT a strategy for increasing food supply?
A) expanding arable land area
B) ensuring sustainable land productivity for future generations
C) identifying new food sources
D) increasing tariffs on grain exports
E) increasing exports of surplus production
Answer: D
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Most of the recent deaths from tuberculosis have been caused by long exposure to polluted air in industrialized countries.
Answer the following statement true (T) or false (F)
The original urban hearths are today's world cities
Indicate whether this statement is true or false.
Use a diagram to explain regional quadtree as a method for storing raster data.
What will be an ideal response?
Which of the following statements best describes the big Hawaiian volcanoes?
A) They lie directly above an active subduction zone where the Pacific plate is sinking into the mantle. B) They lie along the crest of the East Pacific Rise, a mid-ocean ridge or spreading center. C) They are situated in the interior of a large, Pacific plate above a hot spot deep in the mantle. D) They lie directly above a transform plate boundary that cuts deeply into the mantle.