water and carbon links - 2.1.9

Question 1

name the 3 causes of increase in CO2

Answer 1

1. Land use change
2. Burning fossil fuels
3. Other

Question 2

name the different land use changes which increases CO2 emissions

Answer 2

Land Use Change:
- Deforestation (reduces carbon sequestration via photosynthesis)
- agriculture
- permafrost and glacial lost
- peatland degradation - significant source of carbon
- construction

Question 3

name the different ways that burning fossil fuel increases CO2 emissions

Answer 3

burning fossil fuels:
- burning oil for energy to use transport
- manufacturing

Question 4

give examples of how Other things increases CO2 emissions

Answer 4

other:

-Warming oceans releases 90 Gtc annually
lack of education/social change- changing attitudes and expect all crops year round
- population increases so consumption increases
-concrete

Question 5

Define the Global Energy Budget

Answer 5

The global energy budget accounts of the balance between

the energy the earth receives from the sun

and the energy that earth radiates back into outer space.