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Across 1. I am a herpetologist. What do I study? 5. unscramble this word for a type of renewable energy - DNMLILW 9. The placement of CO2 into a repository in such a way that it will remain permanently sequestered. Efforts are focused on two categories of repositories: geologic formations and terrestrial ecosystems. 10. The Chesapeake Bay ______ is a nursery for several important species of fish, such as white perch, striped bass, and herring. Also known as the land areas through which water flows and drains to the lowest point, in a stream, river, lake, or bay. 11. To collect used materials to make into new products rather than throwing them away. 12. First celebrated on April 22, 1970. Over 20 million people participated in what is known as the largest grassroots environmental movement in U.S. history! 15. We best know Potential of Hydrogen by these initials 16. A _____ is a technology that traps pollutants and keeps them from escaping into the air. In an electric power plant trap sulfur that is produced from burning coal or natural gas. 17. Comes in disposable and rechargeable varieties. 19. What a pile of decayed food scraps, leaves and grass turn into. 22. These can be marshes, swamps, or areas found between dry land and water along the edges of streams, rivers, lakes, ponds, and coastlines. They are important because they act as a filter and remove pollutants from the water. 23. Tropical deforestation also affects the local climate of an area by reducing the _______ cooling that takes place from both soil and plant life. 24. The Chairman of the Senate's Committee on Energy and Natural Resources 26. Your world, surroundings, and source of life and health. 28. This program falls under Section 6217 of the Coastal Zone Act Reauthorization Amendments (CZARA), is jointly administered by NOAA and the Environmental Protection Agency (EPA), and establishes a set of management measures for states to use in controlling polluted runoff. (4 words) 29. Breathing _______ _____ can be harmful to children's health including asthma, Sudden Infant Death Syndrome (SIDS), bronchitis and pneumonia and ear infections. 31. Abbreviation for the lab owned and operated by the U.S. DOE that supports their mission to advance the national, economic, and energy security of the United States and is the only U.S. national laboratory devoted to fossil energy research. 32. From regulating auto emissions to banning the use of DDT; from cleaning up toxic waste to protecting the ozone layer; from increasing recycling to revitalizing inner-city brownfields, this agency's achievements have resulted in cleaner air, purer water, and better protected land. They will celebrate their 38th annivesary on December 2, 2008. 34. Unlike traditional combustion systems, ______ systems produce energy using a battery-like electrochemical process. When used to power vehicles or generate electricity, fuel cells emit virtually no pollution or greenhouse gases. 35. Electricity that is partially or fully generated from environmentally preferable renewable energy sources such as solar, wind, geothermal, biomass (the combustion of organic materials such as wood or straw), biogas (the combustion of naturally produced methane), or low-impact hydro. 36. A ______ is a person who studies the ways that groundwater (hydro) moves through the soil and rock of the earth (geology). 39. _____ _____ refers to the number of individuals who can be supported in a given area within natural resource limits, and without degrading the natural social, cultural and economic environment for present and future generations. 41. _____- are abandoned, idled, or under-used industrial and commercial facilities where expansion or redevelopment is complicated by real or perceived environmental contamination. 42. Sulphur dioxide and nitrogen oxides are the main pollutants that cause this 43. _____ _____ support more species per unit area than any other marine environment, including about 4,000 species of fish, 800 species of hard corals and hundreds of other species. Scientists estimate that there may be another 1 to 8 million undiscovered species of organisms living in and around them. 44. The US Fish and Wildlife Service (FWS), a bureau of the Department of the Interior, is responsible for listing, delisting, and reclassifying those plant and animal species that are at risk of becoming extinct protected by this act passed in 1973. 47. Worldwide, 5 to 80 million species of plants and animals comprise the ______ of planet Earth. 48. Yard trimmings and food residuals together constitute __ percent of the U.S. municipal solid waste stream. That's a lot of waste to send to landfills when it could become useful and environmentally beneficial compost instead! 51. This is what controlled burning is called 53. You can't see it, you can't smell it or taste it, but it may be an indoor pollution problem in your home. 54. Ozone occurs naturally in the _____________ and is produced and destroyed at a constant rate. 57. Recycling conserves ___________ for the future. 58. Mesothelioma is a rare cancer of the thin membranes lining the lungs, chest, and abdominal cavity. Almost all cases are linked to prior occupational _______ exposure. 59. unscramble this word for a type of renewable energy - THOGLAMEER

Down 2. What is used to heat Minnesota’s Mall of America in winter? 3. The ____ and ____ ____ ______ Program protects coastal and estuarine lands considered important for their conservation, recreation, ecologic, historic or aesthetic values by providing funding to purchase significant coastal and estuarine lands, or conservation easements on these lands, from willing sellers. 4. This partnership seeks to develop worldwide consensus on enabling expanded use of economical, carbon-free nuclear energy to meet growing electricity demand. (four words) 6. Water percolating through landfills produces ______, which may contain undesirable or toxic chemicals. 7. Gases that trap heat in the atmosphere are referred to as _______ gases. 8. An alarming 80% of all coastal wetlands loss in the continental United States occurs in this state. In the past 50 years, more than 1,500 square miles have been lost. 13. _____ _____ is low density, automobile dependent development beyond the edge of service and employment areas. It is ubiquitous and its effects are impacting the quality of life in every region of America, in our large cities and small towns. 14. The DOE has found that a repository at ________ _________ brings together the location, natural barriers, and design elements most likely to protect the health and safety of the public, including those Americans living in the immediate vicinity, now and long into the future. 18. It's what the word petroleum means 20. This gas is 'Good Up High, Bad Nearby' 21. Awareness week for this endangered species is held each year in October; unscramble the name (moiW ebTrfl) 25. Along with Al Gore, Nobel Peace Prize winner for their efforts to build up and disseminate greater knowledge about man-made climate change, and to lay the foundations for the measures that are needed to counteract such change. 27. Today, ______ ______ pollution (diffuse sources of runoff from lawns, roadways, farms, constructions sites and leaking septic tanks) poses the largest threat to coastal water quality in the United States. 30. In 2003, 130 million scrap ____s were used as fuel, up from 25.9 million in 1991. They can be used as fuel either in shredded form - known as ____ derived fuel (TDF) - or whole, depending on the type of combustion device. 32. ________ ________ is the fair treatment and meaningful involvement of all people regardless of race, color, national origin, or income with respect to the development, implementation, and enforcement of environmental laws, regulations, and policies. 33. ____ is a solid carbon made from coal. It is used to make steel. Another type, petroleum ____, is a refined product often burned to generate electricity. 37. If the current rate of _______ continues, the world's rain forests will vanish within 100 years-causing unknown effects on global climate and eliminating the majority of plant and animal species on the planet. 38. Someone who studies surface water. 40. Author of Silent Spring 45. ___________ are the most commonly recycled products in the United States. 46. Another name for uranium oxide, named for its color and texture. After uranium is mined and separated from ore, it is made into this and shipped to a conversion plant for more processing. Uranium must first be converted into a gaseous form and then go through a long process of 49. Products, such as paints, cleaners, oils, batteries, and pesticides, that contain potentially ______ ingredients require special care when you dispose of them. 50. ______ your lawn in the early morning to avoid evaporation. Repair dripping faucets. 52. Fossil fuels, such as coal, oil, and natural gas that are used to manufacture products and heat our homes, come from the ________. 55. ________ takes up the most space in landfills. 56. To decrease the amount of trash you throw away.