Humans worldwide began wearing jewellery at the same time as groups started meeting up, say researchers from the University of Arizona in Tucson, usa . The finding counters the idea that

Human activities are degrading mountain ranges worldwide

Europeans descended from just 50 African migrants

The human cost of the cyclone in Orissa is very high. So is the cost of the damage to the environment. The failure of the state machinery in handling this crisis is only going to make matters worse. At present, chaos reigns supreme in the affected areas

Siltation, deforestation and now the cyclone. It s bad times for Chilika, Asia s largest brackish water lake

MIHIR R BHATT, honorary director of the Disaster Mitigation Institute, Ahmedabad, spoke to Down To Earth about the lessons unlearnt from several natural disasters that have taken place in India. The problem lies within our sys