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Introduction
In Quan Li’s and Rafael Reuveny’s article Democracy and Environmental Degradation, the authors look at how democracy affects environmental degradation. Li and Reuveny decide to study this aspect of political science because of the small amount of research that has been done and because the conflicting findings in most of the previous studies (Li and Reuveny 935). In this article, they use six dependent variables that in their estimation best represent environmental degradation. The six dependent variables are CO2 emissions per capita, NOx emissions per capita, water pollution, rate of deforestation, area of land that is forested, and severe land degradation. The independent variable, democracy, was measured in two ways. The first was a continuous measurement that measured the democracy as an index. The other way was as a simple dummy variable, where democracy was coded as a 1 and an autocracy was coded 0. On top of this they used a host of control variables. In the study, they found that democracies tend to have less of an effect on environment than autocracies. However,...

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