The U.N. and many international agencies feel a sense of urgency to make the transition to renewable energies soon, because
A) of political pressure from China and the United States.
B) projected levels of carbon dioxide levels may reach 1000 ppm by 2100 with catastrophic effects of global sea levels and climate.
C) developing nations can afford renewable energy but not fossil fuels whose price is rising.
D) it will take some pressure off global fossil fuel reserves and keep electricity prices low.
B
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How could you use a geographic information system (GIS) to map out homes at risk from coastal flooding in an area? What sorts of map layers might you need?
Protestantism originated with
A) the rivalry between the Pope of Rome and the Patriarchy of Constantinople. B) the principles of Reformation and the theses of Martin Luther. C) Ferdinand and Isabella funding Columbus. D) the Potato Famine. E) the Black Plague.
What is environmental resistance?
A) The decline in population growth B) The effect of limiting factors on the environment C) The maximum population growth in an environment D) All of these choices
"N" on the globe represents the northern hemisphere; "S" on the globe represents the southern hemisphere; ITC stands for the Intertropical Convergence Zone. Where will the ITC shift in July?
A) ITC will stay over the equator.
B) N
C) S