
A scientist checks inspects installed on the ground to measure the accumulation of carbon dioxide in trees in the Yangambi Biosphere Reserve, 100 km from the city of Kisangani in Tshopo Province, northeastern Democratic Republic of Congo, on September 2, 2022. - The 55-meter high Flux Tower, which quantifies the carbon, absorbed or emitted by the forest, stands in the lush setting of the Yangambi biosphere reserve, which covers some 250,000 hectares along the Congo River, in the province of Tshopo. (Photo by Guerchom Ndebo / AFP)