Time to shift to palms- the most useful after grasses as a source of food. Palms are  the only species to offer their sap for human diet. Utilization of different palms to tap perennial supplies of sap as a food source in respective habitats can address the challenges of food, malnutrition, local self-sufficiency, biodiversity in normal times & as emergency rescue during pandemics, famines, pest infestations, calamities, failure of supply chains. A win-win for humans &  planet.