People have changed the natural environment by
A. increasing water runoff
B. creating "heat islands" over cities
C. adding gasses to the atmosphere
D. all of the choices are correct
D. all of the choices are correct
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A geologist looks at a piece of rock from Yosemite National Park under a microscope and sees tiny crystals of olivine, pyroxene, and plagioclase feldspar. What process might have formed this rock?
A) melting underground, violent volcanic eruption, and solidification above ground B) melting underground, flowing to Earth's surface, and solidification above ground C) solidification underground, violent volcanic eruption of ash and solid rock D) both melting and crystallization underground
Which of the following are market mechanisms for addressing climate change?
A) mitigation and adaptation B) carbon taxes and fee-and-dividend benefits C) cap-and-trade and carbon offsets D) international treaties from global conferences E) carbon neutrality and carbon aggression policies
Subsidence and sinkholes
A. Leave gaps in the bedrock that then fill up with salt water B. Can, with difficulty, be reversed and the ground surface raised again C. Increase the total area of recharge zones D. Are a consequence of saltwater intrusion E. Are probably a permanent loss of an aquifer
If the production process at a factory is modified and less hazardous waste is produced, what kind of approach is being applied here?
What will be an ideal response?