Earth's rising atmospheric temperature is MOSTLY caused by unnatural
rises in a gas called ____
(Fill in the blank with the missing word
1. Oxygen
2. Petroleum
3. Benzine
4. Diesel fuel
5. Nitrogen
6.Carbon Dioxide
7. Helium
8. Methane
greenhouse gases What is Global Warming? Global warming is the unusually rapid increase in Earth's average surface temperature over the past century primarily due to the greenhouse gases released by people burning fossil fuels.Jun 3, 2010
