Environmental issues

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Across
  1. 1. A problem caused by weather such as heavy rain.
  2. 4. People should be less wasteful and ....... more (to help the planet and solve many problems).
  3. 6. Plastics but also a lot of chemicals are found in the sea which is dangerous for many .......
  4. 7. People use ...... fuels to heat up their houses. They should try alternative sources such as bio fuels, water cycle generators etc.
  5. 8. ...... cause ozone holes and ozone layer damage. They are often used in fridges.
  6. 9. .... ..... are caused by cars and their high production of CO2 which mixes up with H20 and goes to the atmosphere.
  7. 10. ....... is a problem caused by weather. It means the land is very dry.
Down
  1. 2. Tropical forests are being burnt and cut down (people need space for agriculture).
  2. 3. The .......... effect means that high energy radiation from the solar system is trapped by gasses (CO2).
  3. 5. The .... ..... is our shield from harmful sun rays - ultraviolet light which can cause cancer (damage to the DNA).
  4. 9. ... pollution is probably the most common one and it has increased a lot in the past few years.