Data from the national greenhouse gas voluntary emission reduction trading system showed that 63,565 tonnes of certified emission reductions changed hands on Sep 2, with a turnover of 6.13 million yuan ($0.90 million) and an average price of 96.39 yuan/t. As of Sep 2, 2026, cumulative trading volume in the national voluntary carbon market reached 21.82 million tonnes, with cumulative turnover of 1.75 billion yuan.