Climate Questions

1. How much has the temperature risen in the last 100 years, according to NOAA. NOAA is the official temperature record keeping agency of the United States government.

2. According to NASA, what is the most important, abundant, impactful greenhouse gas?

3. Do clouds?

4. Carbon Dioxide (CO2) has increased about 30% since 1960, from about 300 to 418 ppm. Is this increase in CO2 more in sync with?

5. Do expert climate models predict future climate? Running them against recorded temperatures.