Is Narmada water being made to flow in Sabarmati not supplied to city of Ahmedabad? This has furthered the idea of river...
I have been selling glass for commercial buildings talking about light, thermal/solar heat gain etc.etc..but I...
Dear Saxena ji,
Thank you for inquiry.
West facing windows can be a big source of heat, first measure which you...
IN TIBET, solar energy is being used increasingly to heat homes, cook food, run television sets, milk cows, shear sheep and, of course, provide light. Tibet gets 3,000 hours of sunshine each year, compared with New Delhi, which gets 2,525 hours annually.
In an area slightly in excess of one million sq m, National Conservation Strategy Newsletter (Vol. II No. 3-4) reports an estimated 15,000 solar stoves are in operation and 750,000 sq m of greenhouses, which have helped considerably to increase both vegetable and fruit production.
A Chinese government survey estimates that by the turn of the century, there will be 75,000 solar stoves, about 10,000 homes will be lit by solar powered lighting and greenhouse space will hit one million sq m.