Waste has become a global problem, and is demanding curative technologies that require almost preternatural efficiency to execute. And that keep collapsing nevertheless.

The Indian Ocean's boat building and navigational techniques, though largely ignored, have survived over thousands of years

The mercurial success -- and equally rapid collapse -- of Germany"s package recycling system is forcing a rethink on waste management policy

Asian countries risk becoming the dumping ground for the world"s burgeoning waste trade

Beware of waste that can be recycled

There are both in Delhi criminal waste, unendurable want. And in this city of verdant veneers, nowhere does the callous politics of dispossession show its slip more than in the titanic economics of water. Water led the way to the formation of cities; th

Vermicampost worm excreta is emerging as a feasible substitute for chemical fertilisers

Who will fill the city's depleting aquifers?

For Jayanth V Barve, generating vermicompost is equivalent to converting waste into gold

Delhi is choking on its own sewage