BBE 1002 Study Guide Questions and Answers 100% Solved

BBE 1002 Study Guide Questions and Answers 100% Solved What source of energy do most people around the world rely on? oil Biorenewable Materials materials derived from living things and capable of being regenerated What is the material used in the greatest quantity in the world (by weight)? oil?? What are the three ways that humans get industrial raw materials (three methods of extraction) from the earth? 1. Agriculture 2. Forestry 3. Ocean Do we have more, less, or about the same amount of forest land in the U.S. today as we did 75 years ago? about the same What is the number one cause of deforestation globally? agriculture What percent of U.S. energy comes from renewable sources? 14.3 What caused the loss of forests in the U.S.? agriculture?? What is the number one source of renewable energy? wood Name three major concerns with mining? 1. High energy costs and water costs