bhanu partap
11 years 7 months ago
1. Studies have shown that lightly colored roofs use 40 percent less energy for cooling than buildings with darker roofs. White roof systems save more energy in summer climates.
2. Proper placement of windows and skylights as well as the use of architectural features that reflect light into a building can reduce the need for artificial lighting.
3.use flourescent bulb instead of incaldescent bulb.
4.use automatic solarlights on highway.
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