The CO2 from the early Earth's atmosphere is stored in physical form in several ways, but over 90 percent of that CO2 is now chemically tied up in trees and other land plants.
Answer the following statement true (T) or false (F)
False
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Eutrophication is a process of excessive growth of algae caused by the addition of large amounts of nutrients like bioavailable nitrogen and phosphorus to streams, lakes, and coastal areas
Indicate whether the statement is true or false.
Water is unique because:
A) it can be forced through pipes at considerable pressure. B) its coefficient of expansion as it freezes is linear. C) it exists in all three states naturally at the same time. D) it vaporizes at a very low temperature.
During the Little Ice Age, ____
A) the climatic optimum occurred B) sea level was lowered by about 280 feet C) alpine glaciers grew in size and advanced D) continental glaciers covered large portions of North America
An adjustment made to the GNI to account for differences among countries in the cost of goods is a
A) tax exemption. B) subsidy. C) purchasing power parity. D) per capita index. E) global pricing indicator.