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frupp110 t1_iv7uogs wrote

Reply to comment by Claytorpedo in Researchers designed a transparent window coating that could lower the temperature inside buildings, without expending a single watt of energy. This cooler may lead to an annual energy saving of up to 86.3 MJ/m² or 24 kWh/m² in hot climates by mossadnik

In the northeast US we often intentionally plant deciduous trees on the south side of our properties to block the sun with leaves in the summer and to allow the sun to enter in once winter comes and the leaves have fallen

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