Sustainable agriculture has many goals. One of the primary goals is best described as ________
A) converting desert land into productive cropland because of the growth in desalinization technology
B) converting forestland into productive cropland
C) encouraging the growth of large-scale agribusiness because it is the most economically viable form of agriculture
D) increasing the use of chemical fertilizers and pesticides
E) making an effort to maintain productive topsoil
Answer: E
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Which of the following federal actions immediately after WWII might have significantly decreased urban sprawl during that post-war period?
A) The construction of many new light rail commuter systems out to suburbs B) Grants to support improvements in city schools, parks and waste collection C) Low cost home loans and tax deductions for mortgage interest D) Construction of new highways using taxes raised through the sale of motor fuels
When a volume of air is compressed, its temperature
A) increases. B) decreases. C) neither increases nor decreases.
In a mature forest in a national park, maple trees grow very large and live more than 80 years. Over an average lifetime, a tree produces more than 100,000 seeds, of which only 2 to 3 sprout and grow to maturity. This maple tree is
A) K-selected and exhibits a type I survivorship curve. B) K-selected and exhibits a type III survivorship curve. C) r-selected and exhibits a type I survivorship curve. D) r-selected and exhibits a type III survivorship curve.
Explain how "natural hazards" can be "culturally" defined. In other words, what role do humans play in shaping the distribution of hazards?
What will be an ideal response?