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Life on Earth - Biological Concepts from the Non-Science Major Perspective

A question that comes to mind is how greenhouses work. The light is filtered through windows, but the heat and resulting oxygen is confined to the greenhouse? I believe that this situation does have a positive effect on growth.

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The greenhouse effect is a natural process. Sunlight passes through the atmosphere, warming the Earth's surface. In turn, the land and oceans release heat, or infrared radiation, into the atmosphere, balancing the incoming energy. Water vapour, carbon dioxide and some other naturally occurring gases can absorb part of this radiation, allowing it to warm the lower ...