Climate Change

4. Any combustible organic material, as oil, coal, or natural gas, derived from the remains of former life
6. To make or become inflexible and unchanging.
9. To send out rays or waves
11. Naturally or non-naturally occurring. Too much of this can be dangerous to the planet.
14. To rise or extend above the surrounding level
15. Causing great damage or suffering to something or someone
17. A development or consequence growing out of and sometimes complicating a problem, plan, or statement
18. An amount of something that is used, or the process of using something, esp. so that there is less of it

1. A substance like rock, formed in the sea by groups of particular types of small animal, often used in jewellery
2. A stylish or trendy word or phrase, especially when occurring in a specialized field
3. To describe the qualities or peculiarities of someone/something
5. An obvious and troubling sign of climate change which has an immediate impact on all life on earth; extreme weather events
7. (Of a solid) to be absorbed by a liquid, especially when mixed, or (of a liquid) to absorb a solid
8. To adjust (the amount of heat, sound, etc, of something) as required; control
10. A direct effect of increased dissolved co2
11. A mass of slowly moving land ice formed by the accumulation of snow on high ground
12. An amount or quantity beyond what is normal or sufficient; a surplus
13. Someone who regularly swims in the ocean along the coastline.
16. A group of interrelated food chains in a particular ecological community