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Currently, liquefied petroleum gas (LPG) stoves are the most commonly used ones across the country for cooking.
P Harshit Verma and K Rudra from Telangana State Model School in Adilabad made organic chalks.
Nearly 10 tonnes of waste is collected from Bowenpally market each day.
IIT Delhi launched eco-friendly charging stations at the campus.
Ghrat Fresh revived five gharats in Himachal Pradesh and Haryana.