1. VISUAL VOCABULARY SLIDES ( DEPARTMENT OF ENERGY ENERGY-DIKE) Fatmeh Ali Dr. Janell Simpson AP Environmental Science 2 April 2012

2. Department of Energy(DOE) A U.S. Government agency created in 1977 with the goal of advancing the energy and economic security of the United States  Application: Sustainability, Economics, and Equality

3. Deposition The accumulation or depositing of eroded material such as sediment, rock fragments, or soil  Application: Earth Systems

4. Desalination Definition: The process of removing the salt from salt water  Application: Water Resources

5. Desertification Definition: The transformation of arable, productive land to climate change or destructive land use  Application: Industrial Farming Methods

6. Detritivore Definition: An organism that specializes in breaking down dead tissues and waste products into smaller particles  Application: Energy Flows through the Ecosystem

7. Developing Country Definition: A country with relatively lOW levels of industrialization and income  Application: The Human Population

8. Developed Country Definition: A country with relatively HIGH levels of industrialization and income  Application: The Human Population

9. Development Definition: Improvement in human well-being through economic advancement  Application: Resource Depletion

10. Die-off Definition: A rapid decline in a population due to death  Application: Population and Community Ecology

11. Dike Definition: A structure built to prevent ocean waters from flooding adjacent land  Application: Water Resources