UPDATE

Calcutta tops the chart in generating e-waste after Mumbai, Delhi-NCR, Bangalore and Chennai. An ill-equipped disposal system has ensured that a major chunk of the e-waste is crudely dismantled or burnt in a little over 1,000 informal units in the city and suburbs, exposing millions to health hazards, a Metro investigation, supported by the Centre for Science and Environment, Delhi, has found. In contrast, the other cities have better systems in place. Bengal has only one of the 138 authorised e-waste collection and processing centres in the country, a Central Pollution Control Board source said. A West Bengal Pollution Control Board official's admission exposed the gravity of the situation. "We have only one authorised unit in the state for processing e-waste.... It is in Hooghly," he said. "But the unit works with a limited variety of e-waste, mostly collected from a handful of IT companies."

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