Across
- 3. process of collecting and processing materials and turning them into new products (one of the three R's)
- 6. the third planet from the Sun
- 7. the air, water, minerals, organisms, and all other external factors surrounding and affecting a given organism at any time
- 9. long-term change in the average weather patterns that have come to define Earth's local, regional and global climates
- 10. a group of people living in the same place or having a particular characteristic in common
- 11. use again or more than once (one of the three R's)
Down
- 1. maintain (something) in its original or existing state
- 2. make smaller or less in amount (one of the three R's)
- 4. a woody perennial plant having a single usually elongate main stem
- 5. meeting our own needs without compromising the ability of future generations to meet their own needs
- 8. this year's Earth Day theme