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Do volcanic eruptions increase or decrease global temperatures?
Decrease
After how many years do sun spots peak?
11 years
What is the name of the cycles which explain the tilt, orbit and wobble of the earth?
Milankovitch
What is the name of the volcano that erupted and caused global temperatures to decrease globally for 2 years in 1990?
Mount Pinatubo
How to plate tectonics change global temperatures?
As the plate tectonics moved they changed the climates of the countries that they move
How do ocean currents change the climate?
Over time ocean currents change direction and they can also become stronger or weaker. When they do this they change the climate of the countries they flow pas
What gas is released by rotting vegetation under frozen lakes?
Methane
Name a human cause of climate change.
The burning of fossil fuels
How do cars cause climate change?
Most vehicles run on petrol, which is a fossil fuel which releases CO2 into the atmosphere and increases the greenhouse gas effect.
How much more effective is nitruous oxide at trapping heat than Co2?
200-300
What human activity releases nitrogen/ nitrous oxide into the atmosphere?
Nitrogen fertilisers and power stations
Where do we find CFCs?
In fridges, air conditioning and areosol cans
What is causing climate change in this photo?
Rice farming releasing methane.
What gas is released by landfill sites?
Methane
How do cows cause climate change?
By burping and farting methane
