Water crossword

4. these measure the chlorophyll in oceans and on land
7. a forest, ocean, or other natural environment viewed in terms of its ability to absorb carbon dioxide from the atmosphere.
8. a set of metabolic reactions and processes that take place in the cells of organisms to convert chemical energy from oxygen molecules or nutrients into adenosine triphosphate
9. wood, coal, and petroleum products are what type of fuel
11. the path of water through our environment is called
13. this makes up 78% of the earths environment

1. different conditions from upper and lower layers
2. continuous, directed movement of sea water generated by a number of forces acting upon the water
3. enormous amounts of carbon make it also builds shells and skeletons on on corals
5. a rise in these cause coral bleaching
6. what plants use to make food
7. these are the best known Marine ecosystems that work extremely well together
10. these are a special variety of trees that grow in salt water
12. what is H2O called in plain terms