The Environment

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Across
  1. 1. The surroundings and external conditions that affect the growth and development of living things.
  2. 3. A violent disturbance of the atmosphere with strong winds and usually rain, thunder, lightning, or snow.
  3. 5. The process of minimising waste by recovering materials and transforming them into new products.
  4. 9. A mobile, destructive vortex of violently rotating winds having the appearance of a funnel-shaped cloud and advancing beneath a large storm system.
  5. 12. Contamination of the air, water, or soil with substances that can cause harm to human health or the environment.
  6. 13. Substances used for destroying insects or other organisms harmful to cultivated plants or to animals.
  7. 17. A storm with a violent wind, in particular a tropical cyclone in the Caribbean.
  8. 19. A snowstorm with very strong winds.
  9. 20. The process by which fertile land becomes desert, typically as a result of drought, deforestation, or inappropriate agriculture.
  10. 22. Waste, especially industrial waste, that is hazardous to human health or the environment and which requires special facilities for its disposal.*
  11. 23. The illegal hunting or capturing of wild animals, usually associated with land use right.
  12. 30. A colourless, odourless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air (about 0.03 per cent) and is absorbed by plants in photosynthesis; the most abundant of the greenhouse gases.*
  13. 31. A gradual warming of the earth's surface temperature reportedly caused by the emission of gases that trap the sun's heat in the earth's atmosphere.*
  14. 34. Fog or haze intensified by smoke or other atmospheric pollutants.
  15. 35. Farming that aims to produce as much as possible, usually with the use of chemicals.*
  16. 37. Damaged to people, usually in the lungs, caused by high levels of toxic chemicals released into the air in urban environments.*
  17. 44. Rain mixed with sulphuric, nitric and other acids formed by gases released into the atmosphere when fossil fuels are burned.*
  18. 47. Avoidance of the depletion of natural resources in order to maintain an ecological balance.
  19. 48. The problem of the slow steady rise in temperature of the earth’s atmosphere, caused by an increase of gases such as carbon dioxide in the air surrounding the earth, which trap the heat of the sun.*
  20. 50. ... is the existence of a wide variety of plant and animal species living in their natural environment.
  21. 51. Substance which may be harmful to the environment or hazardous to your health if inhaled, ingested or absorbed through the skin.*
  22. 54. Protecting, maintaining or improving natural resources, to keep them safe from destruction or degradation and conserve them for future generations.
  23. 55. Someone who catches and kills animals illegally.
  24. 58. The geological activity that results in The abrupt collapse of the ground cover; a depression in the ground cover clearly visible to the naked eye.*
  25. 60. A sudden violent shaking of the ground, typically causing great destruction, as a result of movements within the earth's crust or volcanic action.
  26. 61. A community of plants, animals and other organisms living in an area which provides what they need in order to survive.
  27. 62. Substances that pollute something, especially water or the atmosphere.
  28. 63. A slowly moving mass or river of ice formed by the accumulation and compaction of snow on mountains or near the poles.
  29. 64. An escape of oil into the sea or other body of water.*
Down
  1. 2. The condition of being populated with excessively large numbers.
  2. 3. A cavity in the ground, especially in a limestone formation, caused by water erosion and providing a route for surface water to disappear underground.
  3. 4. A long, high sea wave caused by an earthquake or other disturbance.
  4. 6. Capable of being broken down or decomposed by natural biological processes.
  5. 7. A large mass of rotating air located in the upper-middle atmospheric layers over either of the earth's poles, typically behind a polar front.*
  6. 8. A storm with thunder and lightning and typically also heavy rain or hail.
  7. 10. A luxuriant, dense forest rich in biodiversity, found typically in tropical areas with consistently heavy rainfall.
  8. 11. A mass of snow, ice and rock that falls down the side of a mountain.
  9. 14. The natural home or environment of an animal, plant, or other organism.
  10. 15. A layer of ice covering an extensive tract of land for a long period of time.
  11. 16. Invisible rays that are part of the energy that comes from the sun, can burn the skin, and cause skin cancer.*
  12. 18. A situation in which a plant, an animal, a way of life, etc. stops existing.
  13. 21. A species of animal or plant that is seriously at risk of extinction.*
  14. 24. Materials or substances occurring in nature which can be exploited for economic gain.*
  15. 25. The effect of a man-made activity, change, or development on the natural environment.*
  16. 26. An overflow of a large amount of water beyond its normal limits, especially over what is normally dry land.
  17. 27. ... is defined as the presence of toxic chemicals (pollutants or contaminants) in soil, in high enough concentrations to pose a risk to human health and/or the ecosystem.*
  18. 28. A mass of mud and other earthy material that is falling or has fallen down a hillside or other slope.
  19. 29. The mixture of gases that surrounds the earth.
  20. 32. Fuels such as oil, coal and natural gas.*
  21. 33. Destruction of forests to make land for agriculture.
  22. 36. Energy from a source that is not depleted when used, such as wind or solar power.*
  23. 38. Changes in the earth’s weather, including changes in temperature, wind patterns and rainfall, especially the increase in the temperature of the earth’s atmosphere that is caused by the increase of particular gases, especially carbon dioxide.*
  24. 39. The destruction of something, especially waste material, by burning.
  25. 40. A substance enclosed under pressure and released as a fine spray by means of a propellant gas.*
  26. 41. A sudden and violent event in nature (such as an earthquake, hurricane or flood) that kills or injures a lot of people or causes a lot of damage.*
  27. 42. Reduction in the concentration of ozone in the ozone layer.*
  28. 43. Gases that trap the heat of the sun in the earth's atmosphere, producing the greenhouse effect.*
  29. 45. A chemical used for killing insects.
  30. 46. A very strong wind that blows high in the earth's atmosphere and has an important influence on the weather.*
  31. 49. Gases ejected from an engine as waste products.*
  32. 52. The process by which soil is gradually removed by the rain, wind, or sea.*
  33. 53. A layer of ozone high above the earth’s surface, which absorbs most of the ultraviolet radiation reaching the earth from the sun.*
  34. 56. Waste material; refuse or litter.
  35. 57. An area designated to receive household garbage, solid waste and construction debris.
  36. 59. A prolonged period of abnormally low rainfall, leading to a shortage of water.