1. ozone
Can humans actually over power volcanoes and other natural causes? ... One alleged problem that goes hand in hand with ozone "depletion", the greenhouse effect, also goes under debate. ... One alleged cause of the greenhouse effect, CO2, gets blamed for this crime. ... Volcanoes and earthquakes and other periodical natural occurrences might cause this natural variation(Howard). ... Since it can be shown that ozone depletion does not exist, what chemical doesn't cause it? ...
- Word Count: 4635
- Approx Pages: 19
- Grade Level: High School