On 6 May, the Chinese Academy of Sciences, Kunming Plant Institute, Cunningham, announced that the Institute’s initial research team, in collaboration with the Chinese Academy of Agriculture’s Agricultural Resources and Agricultural Districts Research Team, had produced land-use maps for the past 30 years (1989-1991-2019-2021) in four districts where the Yunan Red Khadji fields Heritage site was located over three years. As a result, the area of rice cultivation in the Hanith field heritage a...