PROTECT THE ENVIRONMENT

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Across
  1. 2. The act of clearing a wide area of trees, which can lead to loss of habitat and soil erosion, is called d__________.
  2. 5. The surrounding conditions in which a person, animal, or plant lives is called the e__________.
  3. 7. Growing your own vegetables in a g__________ is a great way to help the environment.
  4. 9. When we take old paper and glass to a center to be turned into new products, we r__________.
  5. 12. The layer in the Earth's upper atmosphere that protects us from the sun's harmful UV rays is the o__________ layer.
  6. 14. When we put leftover fruit and vegetable peels into a bin to rot, we are making c__________ for our plants.
  7. 17. We should try to r__________ the amount of plastic packaging we buy at the supermarket.
  8. 19. Carbon dioxide and other greenhouse gas e__________ are a major cause of global warming.
  9. 20. Things like food scraps, leaves and grass are considered o__________ waste because they come from living things.
  10. 21. Energy sources like coal, oil, and natural gas that were formed over millions of years are called f__________.
Down
  1. 1. Materials that can naturally break down into the soil without harming the planet are called b__________.
  2. 3. The protection of plants, animals, and natural areas from being destroyed or lost is known as c__________.
  3. 4. To save e__________, remember to turn off the lights when you leave a room.
  4. 6. Instead of throwing away old jars, we can r__________ them to store pens or spices.
  5. 8. The layer of gases that surrounds the Earth and provides the air we breathe is the a__________.
  6. 10. The gradual increase in the overall temperature of the Earth's atmosphere is called g__________.
  7. 11. If a type of animal or plant dies out completely and no longer exists on Earth, it is e__________.
  8. 13. All the animals, birds, and insects that live in a natural state without human help are known as w__________.
  9. 15. When the air, water, or land becomes dirty and unsafe for living things, it is called p__________.
  10. 16. Many single-use items are made of p__________, which takes a very long time to disappear.
  11. 18. Too much trash is being sent to the l__________, which is why we need to sort our waste more carefully.
  12. 19. Animals and plants live together in a balance called an e__________.