Changing Climate 09.06.16

Quaternary period 

(2.6million years)

During the quaternary period, temperatures have been generally lower than today's temperature. However, there have been many fluctuations and inconsistencies in the temperature. The lowest temperature is 8°C below today's average temperature. The highest temperature was 0.2°C above today's global average temperature. 

Evidence for climate change includes:

W-what H-how R-reliability?

• ice cores - W? how much CO2 was in the atmosphere 2,000+ years ago, H? bubbles in the ice show how many greenhouse gases there were at the time, R? 100% accurate
• paintings/diaries - W? painting of Holland in 1609, H? artists description, R? 50% could be exaggerated, but it is a…