Earth Day 2023 Crossword Puzzle

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Across
  1. 2. More than half of our breathable oxygen comes from the _________.
  2. 4. The biological diversity among plant and animal species is called______________.
  3. 6. 60% of what we throw away is actually __________.
  4. 9. _________ change involves significant changes in average conditions—such as temperature, and precipitation over time.
  5. 12. Oceans are home to over 3.5 ________________ fishes.
Down
  1. 1. In its lifetime, one _______ bag can prevent the use of 600 plastic bags.
  2. 3. More than a third of _______ produced globally never makes it to the table.
  3. 5. Trees convert carbon dioxide into ________.
  4. 7. This popular soda can material is 100% recyclable.
  5. 8. One person creates almost ______ pounds of trash per day.
  6. 9. _____________ boxes can be recycled at least seven times.
  7. 10. It can take over 450 ________ for a plastic bottle to break down in a landfill.
  8. 11. The global temperature has increased by about 1 degree ____________ in the last 100 years