About 10% of the wading birds in the Everglades National Park have vanished.
Answer the following statement true (T) or false (F)
False
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For Example 8.3, what would be the addition in pounds of CO2 released into the atmosphere if the hot water heater had an efficiency of 85%?
What will be an ideal response?
Garbologists have discovered that trash in landfills is slow to decompose. Why is this?
A. Trash is compacted so tightly that the warm temperatures foster the growth of mold. B. Trash is compacted so tightly that sunlight, water, and air are unable to reach it. C. Measures enacted to prevent landfill pollution slow decomposition. D. Trash is constantly mixed and turned over by bulldozers. E. Methods of determining this are faulty; waste in landfills does decompose quickly.
One major advantage of using hydrogen fuel cells is ________
A) that the cells are nonpolluting B) the potential for production of greenhouse gases C) the energy efficiency D) methane is produced as a by-product
What is the modern theory for orogenesis?
A) plate tectonics theory B) shrinking earth model C) geosynclinal theory D) expanding earth theory