Across
- 4. a sea bird with the biggest wingspan
- 7. a process of recycling food waste into a useable substance
- 8. a marine mammal that migrates along the east coast of Australia
Down
- 1. a process of reusing materials rather than throwing them out
- 2. a man made product that is a big threat to our environment
- 3. warming the name given to the fact that the earth's temperature is rising
- 5. a threatened marine animal that lays eggs on the beach and then returns to the ocean
- 6. a very pretty and colourful living organism that is part of the Great Barrier Reef