GEOS 1024 Midterm: FIRST EXAM STUDY
Document Summary
The theory of plate tectonics explains the occurrence of earthquakes, volcanoes, mountains, and the internal processes that concentrate resources. Petroleum, natural gas, nuclear energy, and coal are all considered non-renewable resources. The original energy source for the majority of renewable resources is the sun. Wood used to build a house would be considered a renewable, non-metallic resource. The earth could sustain 20 billion people without degradation of the natural environment if everyone had the same standard of living as the people in mexico. The developing nations have eighty percent of the world population and consume approximately fifteen percent of the world"s wealth. China has the largest population in the world today. Carbon is found in every sphere, meaning it is found in the atmosphere, biosphere, hydrosphere, and the lithosphere. In a developing country, compared to a developed country, there are shorter life expectancies, lower literacy rates, less access to safe water, and higher infant mortality rates.
