Asia has more polluted cities than any other continent. That's what a comparison of 20 leading cities of the world shows. Rapid economic growth spurs the growth of big cities, which in turn bring in

Lethal infections are killing off populations of creatures ranging from vultures to kangaroos, from coral to honeybees and from amphibians to reptiles. More than pollution, diseases spread by humans

Global warming is threatening the Earth's thermostat. In the past two decades, average annual temperatures have climbed as much as 4

Unless governments force paper companies to invest in cleaner technologies, encourage the manufacture of recycled paper and allow plantations only on lands that are

If vehicular emissions are to come down, governments will have to provide incentives to develop and promote the use of cleaner alternatives. In 1999, global passenger car production reached a record

Despite international restrictions on its extensive use, pesticide trade has touched a new high. In 1998, world exports stood at US $11.4 billion, an increase of 5.4 per cent over 1997. Around

The year 1999 registered the highest number of disasters since the last 10 years. The trend for the last

The burning of fossil fuels leads to the release of carbon dioxide and other gases into the atmosphere. Once in the atmosphere, these gases act like glass walls and trap heat on the Earth's surface.

Humans have not being able to shed their reliance on fossil fuels. Every year, millions of tonnes of coal and oil is burned to produce energy. As a result, carbon locked in the Earth is being

In recent times there has been an alarming trend: that of feeding ocean-caught fish to farmed fish. It takes five pounds of ocean fish to produce one pound of farmed fish, therefore putting an