North Atlantic Ocean

4. Greenhouse gases absorb energy from escaping into space and cause the atmosphere to become ______.
6. The North Atlantic bloom is important for producing ____ for fish which in turn feed people all over the world.
8. Carbon dioxide is a _________ gas and it absorbs energy from the sun.
11. phytoplankton need ____, _____, ____, and ____.
12. In spring, conditions are right for ___which increase the population for phytoplankton.
13. The eddies bring ___ up into the photic zone, which encourages rapid reproduction.
15. The carbon stays in organisms until it is used for ______.
16. _____ is essential for plants and animals to survive.
17. Data has shown that rough seas push cold water under warmer water, which forms ______.

1. Phytoplankton removes tons of ________ from the atmosphere.
2. The _____ cycle is the movement of carbon dioxide from the environment to organisms, and back into the environment.
3. The ocean has the largest populations of _____ and _____.
5. _____ stresses ecosystems and causes sea levels to rise.
7. Kelp and _____ are both producers.
9. _____ are tiny microscopic animals that feed on phytoplankton.
10. ________ ecosystems are the largest on Earth.
14. A ____ is anything you can change in an experiment that might affect the outcome.