A green tech innovation by researchers from a Tamil Nadu college tackles two environmental problems conserving sand, the second-most used natural resource, and cutting down plastic!
TN college students will get 2 GB free data card for online classes | टीएन कॉलेज के छात्रों को ऑनलाइन कक्षाओं के लिए मिलेगा 2 जीबी मुफ्त डेटा कार्ड haribhoomi.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from haribhoomi.com Daily Mail and Mail on Sunday newspapers.