1. Depletion Of The Ozone Layer
... a molecule that contains three oxygen atoms. Consistency of the ozone layer varies greatly from location to location. In some regions the layer disappears for weeks and then returns. This depletion of the ozone layer occurs because of the harsh reaction of CFCs on the atmosphere. CFCs were once used widely because they were thought of as an alternative because of their stability, resistance to fire, and low cost to be manufactured. Unknowingly ... a molecule that contains three oxygen atoms. Consistency of the ozone layer varies greatly from location to location. In some regions the lay...
- Word Count: 2746
- Approx Pages: 11
- Grade Level: High School