1st Fact!!!!!!!!

Fact: The vulnerable part of Earth's ecosystem is the atmosphere.

Source #1: http://www.visionlearning.com/library/module_viewer.php?mid=107

A: Anne E. Egger is the writer of the site article.
B: The website really only give the name of the person who wrote the article and the article. It doesn't say anything about the writer.
C: Its ok. It says a lot about the atmosphere and what it does.
D: It says about the atmosphere and what it does to the world we live in. It says how important it is, and how it can get effected.
E: Yes, cause it gives good supported facts about the atmosphere and how it is important.


Source #2: http://www.usoe.k12.ut.us/CURR/SCIENCE/sciber00/8th/earth/sciber/atmosp.htm

A: Glen Westbreok last updated this article.
B: The website only really says who last updated the website, and nothing about the person who updated it.
C: The source is very reliable. It says how the atmosphere if effected by the green house gases and what the green house gases do to the atmosphere to create global warming.
D: The source talks about how the green house gases effect the atmosphere and shows how easily it can effect it.
E: Yes, because It says a lot about how the atmosphere gets affected by the green house gases. Which shows how easily the atmosphere is affected.


Source #3: http://www.nasa.gov/audience/forstudents/9-12/features/912_liftoff_atm.html

A: This website doesn't say who it was written by, but it is by NASA.
B: This source is government owned.
C: This website talks about the the atmosphere and what it does to the earth. It also talks about the layers of the earths atmosphere.
D: The source talks about the layers of the atmosphere and it also says what percent of the atmosphere is from greenhouse gases.
E: Yes, because it has good information and I am pretty sure its all true knowing it's from a government owned organization.

I believe this fact now because it shows how much the greenhouse gases has effect the atmosphere. If the atmosphere wasn't vulnerable, then it would be affected by the greenhouse gases.