As indigenous people around the world try to reverse decades of physical and cultural erosion, they are turning to showcasing the rich diversity of food that sustains them by hosting annual festivals. These festivals take on an urgency in today&rsquos warming planet scenario. For them, climate change is far from an abstract idea. They are seeing first-hand the warming planet&rsquos tangible impact on their culture&rsquos food traditions. A remarkable festival held in Odisha&rsquos Rayagada district showcases the rich biodiversity on their plates.