Shift toward more plant-based foods will drastically reduce emissions: expert

A new report from medical and health experts is warning that climate change - driven by fossil fuel emissions - is raising heat levels to dangerous new heights, while also worsening drought and food security. About a third of all human-caused greenhouse gas emissions is linked to food, mostly via agriculture and land use. FRANCE 24's Sharon Gaffney speaks to Sparsha Saha, lecturer at Harvard University's Department of Government.