One major difference affecting the scope of environmental issues of the past and present is the
A. Development of new fields such as environmental science
B. Extremely fast transmission of information through the Internet
C. Current ability to alter the natural world through technology
D. Relatively new emergence of environmentalists
E. Historical ignorance of the interconnected nature of environmental issues
Answer: C
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Which group of Chinese provinces had the highest overall GDP per capita in 2015?
A) Guangxi, Guizhou, Yunnan
B) Beijing, Shanghai, Zhejiang
C) Shanxi, Shaanxi, Gansu
D) Liaoning, Jilin, Heilongjiang
E) Sichuan, Gansu, Guizhou
Rocks can begin to melt if
A. heated by rising magma from Earth's interior. B. a decrease in pressure results in a sufficient decrease in the rocks' melting point. C. the rocks' water content increases thereby decreasing the rocks' melting point. D. all of the above E. none of the above
A vertical cross section of a soil from the surface down to the parent material from which it forms is called the ____________________
Fill in the blank(s) with correct word
Why did invertebrates, particularly arthropods, get so large in the Late Paleozoic?
A) There was more moisture in the atmosphere. B) Ozone in the atmosphere shielded them from ultraviolet radiation. C) There was more vegetation for them to feed on. D) There was more oxygen in the atmosphere.