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Without the greenhouse effect, our planet would be too cold to inhabit, but it's currently a major cause of global warming. What is the greenhouse effect, and why is it such a conundrum?Key facts
- The greenhouse effect is a process whereby gases in our atmosphere trap heat close to the Earth's surface.
- The greenhouse effect enables humans to survive by increasing global temperatures.
- Burning fossil fuels, deforestation and agriculture all increase the amount of greenhouse gases in our atmosphere.
- Human activities are accelerating the greenhouse effect.
Transcript
The greenhouse effect is a natural process where gases in our atmosphere trap heat close to the Earth's surface.
Main greenhouse gases:
Carbon dioxide, Methane, Nitrous oxide, Ozone, Water vapour
Without these greenhouse gases, Earth would be too cold for humans to survive.
Greenhouse gases – Increase global temperatures by 33°C
They act like a blanket ...
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