Across
- 5. greenhouses gases_____the heat
- 6. One of the greenhouse gas
- 7. In this season, people wear synthetic clothes.
Down
- 1. IT KEEPS ON CHANGING FROM DAY TO DAY AND TIME TO TIME
- 2. These are caused when Earth moves around the sun.
- 3. Trees are covered with new leaves and flowers during
- 4. Save the ______to save yourself