For local governments, installing clean - energy systems such as wind turbines are the first step in setting an example for the entire community about the importance of decreasing dependence on fossil fuels. (windenergy.com)
«We want to reduce pollution, increase efficiency, decrease dependence on foreign oil,» he said in a question and answer session. (dotearth.blogs.nytimes.com)
These are justified on the basis that they ensure «energy security», by decreasing our dependence on foreign and «unstable» economies (i.e. Russia and MENA), and «unsustainable» substances. (climate-resistance.org)