Across
- 1. to grow in number rapidly
- 3. surroundings or habitat
- 4. tracking or following
- 6. being the cause of or the reason for something
- 11. to get into or do things in a situation where you aren't wanted or needed
- 12. a way of doing something
- 14. to be likely to harm or destroy something
Down
- 2. an event of scientific interest
- 5. weather conditions
- 7. containing poison that is dangerous
- 8. to move into a place and cause harm
- 9. surroundings or habitat
- 10. to change in some way
- 13. able to do something
- 15. to give off or let go of something
