As winter sets in over Punjab, one can hear the humdrum of hundreds of machines harvesting rice across lakhs of hectares of paddy fields. In Maharashtra, villages in Vidarbha lug their snowy cotton harvest to the market. Years ago, these landscapes were a sprawling array of forests, grasslands, wetlands and multiple crops cultivated on a shifting basis.
Novel scheme by IIT Bombay researchers to control drones can enable complex formation flying using only camera data, without GPS or inter-drone communication.
Mumbai/