An air conditioning system that uses constant subterranean temperatures can become an ecofriendly alternative to conventional systems

Burying of waste by the mining industry can severely damage plant and animal life

Soil testing can help farmers decide on the right mix of fertilisers and maximise benefits

National Bureau of Soil Survey and Land Use Planning (NBSSLUP) Amravati Road Nagpur 440 010 NBSS & LUP D K Block Sector 11 Bidhan Nagar Calcutta 700 091 NBSS & LUP Library

Porous layers of slurry, zapped with electricity, may revolutionise the treatment of contaminated clay soils

Scientists at the US National Soil Erosion Research Laboratory have developed a portable laser scanner than can accurately measure soil roughness, a key determinant of erosion. The laser scans the