Green crackers promise less air pollution during Diwali. But do they deliver? Here is what scientific studies reveal about their emissions, ultrafine particles and environmental impact.
The Supreme Court permitted certified green crackers in Delhi-NCR on Nov 7-8 during set hours, banning them near hospitals and schools. Conventional crackers and barium stay banned. Approved items ...
In August, refrigeration systems at six US military bases malfunctioned at the same time, spoiling food and emptying shelves. Then in October, thousands of freezers were cranked up to 55°C in ...
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