nikhil inander went to find out more. here's a shocking statistic.l fruit and vegetables grown in india end up in landfill like these. but across some 400 villages in the western part of the country, these solar powered dryers, all operated by women, are now tackling the challenge head—on. these are built by sas technologies, a start—up that won the prestigious earthshot prize for climate impact this year. this isn't exactly a high—tech device at all with any complex technology, electronics or chips but these dryers expand the life—cycle of basic perishables like onions for instance or tomatoes that would otherwise have rotted. it's a frugal, low cost, climate friendly solution to preserving second rate produce that normally does not find a market. they're also a cheap alternative to expensive cold storage facilities, which are few and far between in these rural areas. solar drying is known since ages as the open sun drying. shital somani is one of the co—founders of the start—up that makes these dryers. shital, can you explain exactly how this works