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Over the last 800,000 years, the global mean temperature has varied by ______, which coincides with a
range of CO2 concentrations of __________ and __________ methane and N2O concentrations. In the
past 40 years there has been a unprecedented stretch of _________ average temperatures, in fact, the
last time the global average temperature for November was below average was ________, and
_________ was the number one song. The rapid rate of change and the consistent ___________ in
temperatures in recent years greatly exceeds the rate of change previously recorded meaning these
changes are most likely due to human causes. - +- 5 deg C, 200-280 ppm, relatively constant, above,
1976, Love song, increase
Which of the following statements are true regarding global mean surface temperature changes
associated with he RCP8.5 scenario? - All of the above
There is very high confidence that variation in solar irradiance is the most significant driver of increases
in total radiative forcing relative to 1750. - False
In the graph below of Intergovernmental Panel on Climate Change Representative Concentration
Pathway emission scenarios, which is correct? - The blue line is RCP 8.5, black is RCP6, red is RCP4.5 and
green is RCP2.6
Use the graphs below to answer the following question. What is the historical and projected Köppen-
Geiger classification for the location in the graphs? - Historical = Dfa, Projected = Csa
Agriculture accounts for ____ of total GHG emissions in the world. Two main sources of agricultural GHG
emissions are ____ from fertilizer and ____ from cattle - 15%, N2O (Nitrous Oxide), CH4 (Methane)
It is predicted that land area in ____ will decrease the most, while ____ will increase the most. The
largest flux of land area will be from ____. the only classification to Tain land from every other
classification is____. - E and D, A and B, D to C, B
What are chilling hours? - the hours in which the temperature is between 32 deg F and 50 deg F over the
winter