water and carbon links - 2.1.9 Flashcards

1
Q

name 2 causes of increase in CO2

A
  1. Land use change
  2. Burning fossil fuels
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2
Q

name the 4 different land use changes which increases CO2 emissions
D
A
Per
pe

A

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

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3
Q

Burning fossil fuels increases co2 emissions, so name the 2 ways humans use fossil fuels for

A

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

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4
Q

give examples of how Other things increases CO2 emissions

A

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

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5
Q

Define the Global Energy Budget

A

The global energy budget is the balance between how much energy the earth receives from the sun, compared to the amount that radiates back into outer space.

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