Natural gas is a mixture of gaseous hydrocarbons located under the surface of the earth, often near petroleum deposits; used as a fuel. Petroleum-liquid is a mixture of complex hydrocarbon compounds, used widely as a fuel source. Oil and natural gas are formed<span> from the remains of plants and animals.
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The greenhouse effect involves warming of earth's surface and the <span>troposphere, or c.</span>
Neoconservatism is a
political movement born in the United States during the 1960s among
conservative leaning Democrats who became disenchanted with the party's
foreign policy.
Paleoconservatism is a conservative political philosophy found primarily in the United States stressing tradition, limited government and civil society, along with religious, regional, national and Western identity.
