A person's skin or hair colour is a very poor indicator of genetic ancestry, says a study conducted by scientists at the University of Minas Gerais in Brazil and the University of Porto in Portugal.

Developing countries will receive us $573 million from 2003 to 2005 to stick to their timetable of phasing out consumption and production of ozone depleting substances (ods). The funding

Quick way to make compost

Tree-killing pine beetles are rapidly destroying forests in Canada's British Columbia province

Wanton exploitation by Malaysia's indigenous Semelai farmers has driven several species of animals to extinction in the Tasek Bera wetlands. Now, conservationists are helping members of the community

Sea surface temperatures indirectly affect South Asian monsoons