This document discusses various renewable and nonrenewable energy sources. It mentions hydropower, solar, wind, geothermal, biomass, petroleum, uranium, natural gas, and coal as sources of energy. For uranium, it provides details about the nuclear fuel cycle. It also discusses land use, manufacturing, colonization, industrialization, and provides examples like the Inuit, rice farming, and the Pont du Gard aqueduct. The next section defines terms related to human impacts on the environment such as deforestation, biodiversity, civil engineering, and several types of pollution.