Issue Date: Feb 28, 1997
DLF, a real estate and construction company based in New Delhi, has developed cellular lightweight concrete, an eco-friendly product that offers a more cost-effective alternative to bricks. K P Singh, chairperson and managing director, DLF, said that the new product not only saves the topsoil, which gets eroded during the manufacture of bircks, but also combines environmentally hazardous flyash with cement, sand and water. The resultant product is lighter than brick and the buildings attain earthquake resistance even in quake-prone zones.
Recent Supreme Court order in Vedanta case holds hope for tribal community life
Butterflies on the roof of the world is a vivid and engaging narrative of the author's rendezvous with the butterflies and moths in particular, and nature in general