human changes Flashcards
1
Q
how does fossil fuels affect
A
-carbon remains locked in fossil duels which is realised when burnt, relaising co2 into the atmosphere
2
Q
how does farming affect
A
- methane is realised when animals respire and digest food
- Simpling farm in Suffolk calculated over 1100 tonnes of their carbon emissions was from sheep
3
Q
how does deforestation effect
A
-burning realises co2 into atmosphere
4
Q
how does urbanisation affect
A
-cement used in construction, co2 is emitted when produced