Science has forever been trying to analyze the earth, and find out what is wrong with it. Questions were raised as to why things happen on Earth the way they do. One of these questions is, "How does the earth act the way that it does?- Science has many different theories on it. One of these is the Gaia Theory created by James Lovelock. ...

• Word Count: 2564
• Approx Pages: 10
• Has Bibliography
• Grade Level: High School

They also include the air we breathe and the water we drink. ... Indirectly, ecological disturbances, air pollution, changes in food and water supplies, and coastal flooding are all examples of possible impacts that might affect human health. ...

• Word Count: 3240
• Approx Pages: 13
• Grade Level: Undergraduate