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Energy budget for a temperate deciduous forest (data from Gosz et al. 1978).
This chart illustrates the “drip down” model of government. In this, politics is formed by the soc
In 2008, the U.S. economy suffered a gaping wound as several trillion dollars were ripped out of it.
Figure 7.1 shows the rapid decline in the trust of Americans in government since the 1960s. This de
A passenger train crosses Stony Creek Bridge in the Rocky Mountains in 1878. Railroads were importan
Presidential success under unified and divided government, from Eisenhower to trump