Puzzle
Across
- 1. creating new products out of old ones.
- 4. huge vast space in the sky that contains the Sun, stars, clouds and the moon.
- 5. cutting down of forests on a large scale.
Down
- 1. using already used things again.
- 2. the process of finding the way to go to a place.
- 3. It shows days, weeks and months of a year.