天空地一体化监测机制

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“十五五”甲烷减排待破局:煤炭瓦斯排放限值大幅下降至8%,天空地一体化监测机制将建立
Hua Xia Shi Bao· 2025-05-21 09:54
Core Points - China is set to announce a comprehensive 2035 national contribution target covering all greenhouse gases, including methane, ahead of the UN Climate Change Conference [2] - Significant progress has been made in methane emission control in China, particularly in the coal sector, with improvements in emission standards and the introduction of market mechanisms [2][4] - The establishment of an integrated monitoring, reporting, and verification (MRV) system for methane emissions is a key focus for future development [7] Policy Developments - The "National Greenhouse Gas Emission Factor Database" was launched in January 2025, expanding the range of greenhouse gases monitored [4] - The number of methane reduction technologies in the "National Key Low-Carbon Technology Promotion Catalog" increased from 1 to 4, indicating a significant enhancement in available technologies [4] Emission Standards - New coalbed methane emission standards prohibit emissions from coal mines with methane concentrations above 8% and extraction rates above 10 cubic meters per minute, a significant tightening from the previous standard of 30% [5] - The implementation of these standards is expected to reduce methane emissions by approximately 50 million tons of CO2 equivalent annually [5] Sectoral Insights - In 2021, China's total methane emissions were approximately 60.645 million tons, with energy activities and agriculture being the primary sources, accounting for 86.5% of emissions [6] - The waste management sector has seen a decline in methane emissions due to changes in waste treatment methods [6] Technological Advancements - The development of a comprehensive MRV system is crucial for effective methane emission control, incorporating ground monitoring, drone, and satellite remote sensing technologies [7][8] - Satellite remote sensing has rapidly advanced, with various countries deploying satellites for methane monitoring, and China aims to enhance its capabilities in this area [8] Market Opportunities - The ongoing improvement of the national carbon market is expected to provide new profit growth points for methane resource utilization companies, promoting emission control and resource utilization [5]