非二氧化碳温室气体如何协同治理？

Group 1: Non-CO2 Greenhouse Gas Control Efforts - China is actively promoting the control of non-CO2 greenhouse gases, with methane and nitrous oxide being the second and third largest greenhouse gases globally, respectively [4] - The Ministry of Ecology and Environment has introduced a series of policies and actions, including the "Methane Emission Control Action Plan" and revised coalbed methane emission standards, to effectively manage emissions [4][5] - The country has established a national greenhouse gas emission factor database to support localized research on methane and sulfur hexafluoride emissions [5] Group 2: Technological Innovations and Achievements - The Soil Center of the Ministry of Ecology and Environment has developed drought-resistant rice cultivation techniques that achieve an average methane reduction rate of 97% and a comprehensive greenhouse effect reduction of 92% [1] - State Grid Corporation of China has developed a technology for the recovery and purification of sulfur hexafluoride, achieving a recovery rate of 97% [1] - Henan Shennong Carbon Reduction Technology Co., Ltd. has built a reduction device that achieves an annual reduction of 11.6 million tons of nitrous oxide equivalent, with a reduction rate of 98% [1] Group 3: Industry Collaboration and Future Directions - Various sectors, including government, enterprises, and research institutions, are collaborating to explore control practices for methane, nitrous oxide, and sulfur hexafluoride emissions [1][4] - The China Oil and Gas Methane Control Alliance aims to translate national policies into actionable corporate strategies, focusing on monitoring, reporting, and verification (MRV) systems [8] - Experts emphasize the need for further research on emission scenarios and cost-effectiveness analysis to support China's long-term low greenhouse gas emission development strategy [6]