water an carbon,climate and life on earth

Question 1

example of positive feedback due to carbon cycle

Answer 1

C02 causes temperature rises
oceans warm
evaporation occurs
more water vapour
temperature rises further

Question 2

ways to mitigate climate change in the carbon cycle

Answer 2

carbon capture and sequestration
changing rural land use
forest schemes

Question 3

explain CC and sequestraion

Answer 3

capture transport then store Carbon dioxide in delpeted oil/ gas fields

however this can allow more oil to rise which will be combusted creating more C02

Question 4

explain changing rural land use

Answer 4

avoid overstocking/grazing animals
irrigation and re-vegetation of crops to store carbon

Question 5

explain forest schemes

Answer 5

protection of forests and also re-foresting

Question 6

2015 paris agreement

Answer 6

countries promised to hold increase in average global temperatures to 2 degrees above pre-industrial level

sparked change-low carbon solution

Question 7

1997 kyoto protocol

Answer 7

Agrered by every country except USA +4

countries pledge to reduce emissions of GHG