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((When solar radiation reaches Earth:, The Sun is the main source of…
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Light-coloured surfaces have a high albedo (ice, snow, clouds).
Dark surfaces have a low albedo (forests, oceans).
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Some heat escapes into space, but some is trapped by greenhouse gases.
Greenhouse gases include carbon dioxide (CO₂), methane (CH₄), and water vapour.
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At the equator, the Sun’s rays are more direct and concentrated.
Towards the poles, rays are spread over a larger area.
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For Earth’s temperature to stay relatively stable, the amount of energy received must equal the amount of energy lost.
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