History of and Roles in CC debate Flashcards
How much has the EU ETS reduced emissions by
35%
How many countries signed up to Kyoto
192
How many countries joined UNFCCC in 1992 vs now
41 vs 198
How many parties ratified Paris 2015
197
Targets for Kyoto in both periods
1997-2012 - ACs to reduce by 5%
2012-2020 - all to reduce by 18%
Many countries pulled out at 2nd stage
When was the GHG effect discovered
1824
What happened in 1862
Tyndall discovered that CO2 and WV trap heat and caused glacials/interglacials
What did Arrhenius discover
in 1896 that CO2 absorbs Earth’s long wave radiation
Who linked 19th Century emissions to warming and when
Guy Callender 1938 - ignored as it was said ocean would absorb CO2
What was Suess and Revelle’s discovery and why significant (and when)
1957 complex chemical process that will stop oceans absorbing CO2
could no longer be relied on to stop CO2 increasing
When did accurate measurements of CO2 begin and where
Manua Loa Observatory
1958
1970s debate
Between future global warming or cooling (which would cause a glacial period)
When was the IPCC set up
1988
How much of USA now accept there is some link between human emissions and global warming
2/3
