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研究:用微波加热技术将二氧化碳“变废为宝”
Xin Hua She· 2025-10-17 02:15
Core Insights - A joint research team from the University of Tokyo and Nagoya University has successfully converted carbon dioxide into useful compounds with high energy conversion efficiency using microwave heating technology [1][2] - The research highlights the inefficiency of traditional heating methods in chemical reactions, which typically heat the entire container rather than focusing on the specific area where reactions occur [1] Group 1: Research Findings - The new method utilizes a novel catalyst designed to concentrate microwave energy on individual atoms, achieving over four times the energy conversion efficiency compared to conventional heating methods [1] - The catalyst identified as having the highest heating efficiency is a zeolite with a one-valent indium ion at its center, which shows promise for use in catalytic processes [1] Group 2: Future Applications - The research results are expected to contribute to localized suppression of carbon dioxide emissions, with plans to develop additional catalyst materials to further enhance energy conversion efficiency for various catalytic reactions [2]
澳大利亚发布首份《国家气候风险评估报告》
Zhong Guo Xin Wen Wang· 2025-09-15 14:01
Core Insights - Australia has released its first National Climate Risk Assessment report, warning that over 1.5 million people in coastal areas will be threatened by rising sea levels by 2050 [1] - The report indicates that without action, Australia will face more frequent and severe climate disasters, which will have widespread impacts on the economy, society, and the ecological environment [1] - The Australian government has also introduced its first National Adaptation Plan to guide climate action, emphasizing that the cost of inaction will always exceed the cost of action [1] Summary by Sections Climate Risk Assessment - The National Climate Risk Assessment report was completed by various institutions including the Australian Bureau of Meteorology and the Commonwealth Scientific and Industrial Research Organisation [1] - The report highlights the interconnected and compounding nature of climate disasters that Australia may face [1] National Adaptation Plan - The National Adaptation Plan aims to build a more resilient nation for all communities, regions, and industries [1] - Chris Bowen, the Minister for Climate Change and Energy, stated that the assessment clearly shows the significant risks faced by the nation [1] Emission Reduction Goals - The Australian government has proposed to reduce carbon dioxide emissions by 43% from 2005 levels by 2030 and aims for net-zero emissions by 2050 [2] - Plans to announce a 2035 emissions reduction target are forthcoming [2]
欧洲汽车制造商今年将免于二氧化碳排放罚款
news flash· 2025-05-08 13:55
Core Viewpoint - European car manufacturers will be exempt from carbon dioxide emission fines this year due to an extension granted by EU institutions, allowing them additional time to meet reduction targets [1] Group 1: Regulatory Changes - The European Parliament supported an amendment that provides manufacturers with an extra two years to comply with emission reduction obligations, easing the pressure on the automotive industry [1] - Manufacturers failing to meet the 2025 reduction targets can accelerate their emission cuts over the next two years to compensate for previous shortfalls [1] Group 2: Industry Impact - The automotive industry faced challenges in meeting regulations due to a significant decline in electric vehicle sales last year, prompting efforts to lobby for regulatory changes [1] - The relaxation of short-term targets raises concerns about the feasibility of future EU goals, particularly the zero-emission requirement for new cars by 2035 [1]