May 19, 2021 Fresh fish packaging with an extended shelf life is among the start-ups chosen by Greentown Labs and Mitsubishi Chemical Holdings Corporation (MCHC), as part of the companies’ climatetech start-up incubator in North America. The Kaiteki Challenge involves six initiatives that showcase innovation in the areas of alternative proteins, plastics, and packaging. It focuses on solutions that will enable sustainable consumption in daily life and aims to foster collaboration between MCHC and the participating start-ups. Out of more than 115 applications from 35 countries, six were sele...