1. Global Warming
... don't know what they can do to prevent it. I am going to assess the causes and effects of global warming to provide a clearer understanding. One problem scientists have run across in trying to prove global warming is the limited timeframe they have to work with. We only have temperature data from the past 150 years ... the earth's average temperate has increased about 1F over the past century. Also, the past 15 years have been the warmest in our recorded history. Global warming is thought to be caused by a process called the "greenhouse effect."" The earth's weather and climate are deter...
- Word Count: 640
- Approx Pages: 3
- Grade Level: High School