Mikaela Larsell Ayesa, 25

 "The clothing industry is the second most polluting industry worldwide. Swedish startup Future Closets is looking to curb that waste through a subscription business that rents second-hand, overstock and unsold items. Backed by the likes of EIT Climate-KIC and Luminar Ventures, the company says its operations in Sweden and France have prevented over 5,000 tons of CO2 from being emitted into the air."

Forbes