1. It's Too Hot
... and, ultimately, fatal environment. 556 number of deaths was attributed to the heat, which struck the elderly" ("Issues and Controversies: Global Warming "). Until human populations soared and began burning fossil fuels, greenhouse gases remained in relative balance. This affected climates to produce ice ages and heat waves that were the result of natural variation caused by sudden fluctuations in the sun ... of letting heat escape back into space" ("The Atmosphere"). But too much carbon dioxide can cause increase in temperature. "Since the 1800s, societies have burned fossil fuel like o...
- Word Count: 3357
- Approx Pages: 13
- Grade Level: High School