It has been two and a half years since the national carbon emission trading market was launched in July 2021. The first two years were relatively stable, but in the past six months, it has suddenly begun to erupt, not only the trading volume is active, but also the price has risen rapidly.On March 28, the closing price of carbon emission allowances (CEA) in the national carbon market reached 90.00 yuan/ton, and the CEA price exceeded the 90 yuan mark for the first time.By March 29, the closing p