Name _________________________________________ Core __________________ Date ________________________ Unit 1 Earth’s Natural Resources Study Guide Key Points: 1. Natural resources are materials in natural environments that people value and use to satisfy their needs. 2. Today, nations are searching for new energy sources and competing for those that already exist. 3. If people continue using coal, natural gas, and petroleum at today’s rate, the Earth will run out of fossil fuels in the next 100 years. 4. In 1973, Congress passed the Endangered Species Act. 5. Acid rain is rain that carries dangerous chemicals. 6. Scientists are exploring nuclear power, water, wind, and sun as alternatives to fossil fuels. Identify and explain the significance of the following terms: Natural Resource - __________________________________________________________________________ ___________________________________________________________________________________________ Renewable Resource- ________________________________________________________________________ ___________________________________________________________________________________________ Nonrenewable Resource- _____________________________________________________________________ ___________________________________________________________________________________________ Global Warming-____________________________________________________________________________ ___________________________________________________________________________________________ Habitats- __________________________________________________________________________________ Acid Rain- _________________________________________________________________________________ ___________________________________________________________________________________________ Recycle- ___________________________________________________________________________________ Reading Guide: 1. Why does the value of certain natural resources vary? _______________________________________________ ___________________________________________________________________________________________ 2. Why do some people and nations encourage the development of energy resources other than fossil fuels? _______ ___________________________________________________________________________________________ 3. How does the distribution of resources around the world affect patterns of settlement and migration? __________ ___________________________________________________________________________________________ 4. Countries such as what have laws to reduce acid rain? _______________________________________________ ___________________________________________________________________________________________ 5. What act passed by Congress gave the government power to protect species that might become extinct as well as their habitats? _______________________________________________________________________________ ___________________________________________________________________________________________ 6. What country produces more waste than any other nation in the world? __________________________________ ___________________________________________________________________________________________