The ocean has absorbed 90% of the heat trapped by greenhouse gases, and 40% of our carbon dioxide. We take a trip to Malé in the The Maldives to meet former president Mohamed Nasheed and discover what he sees in the future of the archipelago nation as it battles with threatening sea level rises. Ayana introduces us to Jill Pegnataro from Greenwave, a 3D seaweed farming model making bold changes off the coast of Connecticut in the United States.