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冰岛首次发现蚊子
财联社· 2025-10-22 05:33
Core Points - The discovery of mosquitoes in Iceland marks the end of its status as a "mosquito-free" country, previously shared with Antarctica [2][3] - Climate change is accelerating in Iceland, with warming occurring at four times the average rate of the Northern Hemisphere, leading to changes in local ecosystems [4] - The presence of mosquitoes is linked to the warming climate, which is creating ideal breeding conditions in Iceland's wetlands [3][4] Summary by Sections - **Climate Change Impact** - Iceland's warming is significantly faster than the global average, resulting in accelerated glacier melting and the introduction of new fish species [4] - The changing climate is facilitating the expansion of mosquito populations globally, with invasive species being reported in various regions [4] - **Scientific Confirmation** - The first confirmed sighting of mosquitoes in Iceland was made by entomologist Matthias Alfreðsson, who identified three specimens captured during a moth attraction experiment [4][5] - The captured mosquitoes were identified as Aedes communis, known for their cold tolerance and ability to survive in harsh environments [4] - **Public Engagement** - The discovery was shared on social media by the individual who captured the mosquitoes, highlighting community involvement in scientific observation [5]
【行业ESG周报】全球妇女峰会在北京成功举办,2024年大气中二氧化碳水平创历史新高-20251021
Investment Rating - The report does not provide a specific investment rating for the industry Core Insights - The report highlights significant developments in ESG policies and initiatives, emphasizing the importance of sustainable practices in various sectors [5][7][10] - The successful hosting of the Global Women's Summit in Beijing underscores China's commitment to gender equality and sustainable development [10][14] - The 2025 Sustainable Global Leaders Conference in Shanghai aims to address global challenges through innovation and sustainable growth [15][17] - The release of the 2025 China Listed Companies Social Responsibility Index indicates a growing emphasis on corporate social responsibility among Chinese firms [18][22] - The World Meteorological Organization reports a record high level of carbon dioxide in the atmosphere for 2024, highlighting urgent climate challenges [23][24] - The UN Environment Programme calls for a significant increase in forest investment to combat climate change and protect vital ecosystems [27][28] Policy Developments - The China Securities Regulatory Commission has revised the Corporate Governance Code to enhance the governance of listed companies, effective from January 1, 2026 [5][6][7] - A joint statement between China and Iceland emphasizes cooperation in geothermal energy and green transformation, addressing climate change collaboratively [8][9] Industry Trends - The Global Women's Summit focused on accelerating women's development and fostering international cooperation for gender equality [10][14] - The 2025 Sustainable Global Leaders Conference will cover over 50 topics related to sustainable development, including energy transition and green finance [15][16] - The 2025 China Listed Companies Social Responsibility Index shows an increase in corporate responsibility scores, with a notable focus on community engagement [18][19][22] International Events - The World Meteorological Organization reported a 3.5 ppm increase in global CO2 levels from 2023 to 2024, the largest increase since 1957 [23][24] - The Global Critical Points Report indicates that the world has reached its first climate tipping point, with significant implications for ecosystems [24][25] - The UN Environment Programme stresses the need for a twofold increase in forest investment by 2030 to ensure sustainable development [27][28] Corporate Developments - The first carbon-neutral smart spinning factory in China has been established, showcasing advancements in sustainable manufacturing [30][31] - Industrial Bank has launched a "Carbon Finance + Green Supply Chain" service to support low-carbon transitions in the supply chain [31][32][33]
刘长松、潘家华:“十五五”时期,我国该如何全面应对气候变化造成的安全挑战?
Core Viewpoint - The global climate crisis is intensifying, with the average global temperature in 2024 surpassing the pre-industrial level increase of 1.5°C for the first time, posing severe challenges to urban safety and socio-economic development in China [1][2]. Group 1: Global Climate Situation - The global temperature is rising rapidly, with 2024 confirmed as the hottest year on record, exceeding the 1.5°C target [2]. - Nine out of sixteen climate tipping points have already been breached, including significant ice melt in Greenland and Antarctica, coral reef death, and thawing permafrost [2]. - The frequency and severity of climate disasters are increasing, with an average of 350 to 500 major disaster events occurring annually over the past 20 years, projected to rise to 560 by 2030 [3]. Group 2: Economic and Social Impact - Developing countries face greater losses from disasters, averaging 1% of GDP annually, compared to 0.1%-0.3% for developed countries, with the Asia-Pacific region experiencing the highest losses at 1.6% of GDP [3]. - Climate change is identified as the greatest development and security threat of the 21st century, affecting approximately 3.3 to 3.6 billion people living in highly vulnerable areas [3]. Group 3: International Cooperation Challenges - Geopolitical tensions and rising trade barriers hinder international climate cooperation, exacerbating the climate security situation [5]. - The EU's Carbon Border Adjustment Mechanism (CBAM) and increased tariffs on Chinese electric vehicles are examples of unilateral measures that disrupt global trade and impact China's green transition [5]. Group 4: China's Climate Security Risks - China is in a climate-sensitive zone, facing risks to ecosystems, human health, and infrastructure due to climate change [6]. - Extreme weather events, such as heatwaves and floods, are increasing, with significant economic losses and impacts on key industries across all major regions [6][7]. - The risk of ecosystem degradation, urban environmental challenges, and public health threats are rising, with extreme heat and vector-borne diseases becoming more prevalent [7][8]. Group 5: Policy and Strategic Recommendations - A comprehensive climate security framework is needed, focusing on mitigation, adaptation, and safety strategies to address the escalating risks [10]. - Investment in climate resilience infrastructure and early warning systems is crucial to enhance adaptive capacity and reduce economic losses from extreme weather [12]. - Strengthening international collaboration and domestic climate governance is essential to effectively tackle climate security challenges [12][13].
法国前总理法比尤斯:COP30能否成功取决于三个“I”
Guo Ji Jin Rong Bao· 2025-10-20 07:50
气候变化作为全人类共同面临的严峻挑战,已对全球经济社会和国际政治秩序产生了广泛影响,深 刻影响着全球治理格局, 法比尤斯进一步强调,《巴黎协定》不仅设定了限制全球气温上升的目标,还确立了在本世纪下半 叶实现碳中和的目标,并着重指出鉴于不同国家的发展水平,采取"共同但有区别的责任"(CBDR)原 则的重要性。 谈及2015年第21届联合国气候会议取得成功的原因时,他用三个"S" 进行总结:第一个"S"代表科 学(Science):会议召开之际,科学界在帮助人们理解并信任气候数据与气候预测方面发挥了关键作 用;第二个"S"代表社会(Society):包括组织、个人、思想领袖及企业界在内的各方力量,共同推动 社会朝着正确方向前进;第三个"S"代表国家(States):即各国政府(包括中国、美国、欧洲各国、印 度、俄罗斯等主要参与方)在十年前均展现出在气候行动上开展合作的意愿。他强调,这种政治共识与 合作开放的态度是《巴黎协定》得以达成的关键。 尽管有历史成功经验,但法比尤斯同时提醒,即将于2025年11月在巴西举办的第30届联合国气候变 化大会(COP30),其成败将取决于三个"I"。 10月18日,在《巴黎协定》 ...
粮食烘干机卖空了
虎嗅APP· 2025-10-19 13:20
Core Viewpoint - The article discusses the urgent demand for grain dryers in China due to unprecedented rainfall during the autumn harvest season, which has led to significant crop damage and increased reliance on drying equipment [4][6][22]. Group 1: Market Demand and Supply - Zhonglian Heavy Industry has doubled its workforce to meet the soaring demand for grain dryers, increasing daily production from 15 to 30 units, yet still facing immense delivery pressure [4][8]. - Anhui Zhengyang Technology has reported a 40% year-on-year increase in sales of grain dryers, highlighting the industry's growth amid adverse weather conditions [4][6]. - The average rainfall in northern provinces has reached historical highs, creating a critical need for drying equipment as farmers struggle with waterlogged fields [4][6][22]. Group 2: Impact on Farmers - Farmers in regions like Henan and Shanxi are experiencing severe crop losses, with reports of corn and rice being damaged by excess moisture, leading to a high risk of mold [5][6][10]. - The moisture content of some corn has reached 40%, with estimates suggesting a 70% spoilage rate for certain crops, forcing farmers to seek immediate drying solutions [10][12]. - Many farmers are resorting to makeshift methods to dry their crops, such as using fire, which poses additional risks of spoilage [10][12]. Group 3: Infrastructure and Equipment - The number of installed grain dryers has increased since the release of government guidelines, but the overall capacity remains limited, primarily serving larger agricultural operators [8][14]. - In regions like Shandong and Henan, local governments are repurposing public spaces for farmers to dry their crops, indicating a significant infrastructure strain [8][14]. - The demand for grain dryers is expected to continue growing, with Zhonglian Heavy Industry projecting an increase in sales from 1,650 units in 2023 to nearly 3,000 units by 2025 [20][22]. Group 4: Climate Change and Agricultural Practices - Experts suggest that climate change is altering traditional planting patterns, with increased rainfall in northern regions and droughts in the south, necessitating adjustments in crop management and planting strategies [22][24]. - The shifting climate patterns may lead to a more frequent occurrence of flooding in the north and drought in the south, prompting a reevaluation of agricultural practices across the country [23][24].
研究显示新西兰周边海洋热浪加剧
Xin Hua Wang· 2025-10-19 01:41
Core Viewpoint - New Zealand's surrounding marine waters are experiencing rising temperatures and increasing frequency of marine heatwaves, which may significantly impact fisheries and marine ecosystems [1] Summary by Relevant Categories Temperature Changes - From 1982 to 2022, the surface sea temperature in New Zealand's nearby waters has increased by 0.2 to 0.3 degrees Celsius every decade, while the bottom temperature has risen by approximately 0.1 degrees Celsius per decade [1] Marine Heatwaves - Marine heatwaves, defined as abnormal sea temperature increases lasting five days or more, have become more frequent and intense in recent years [1] - Under high greenhouse gas emission scenarios, the intensity of marine heatwaves is expected to potentially double by the end of this century [1] Impact on Fisheries and Ecosystems - The research indicates that while areas most affected by heatwaves have been identified, more data is needed to better predict the specific responses of ecosystems and potential risks [1] - The findings can assist New Zealand's fisheries and related sectors in adapting to climate change [1]
粮食烘干机卖空了
经济观察报· 2025-10-18 08:06
Group 1 - The article highlights the urgent demand for grain dryers due to continuous autumn rains affecting harvests in northern provinces, leading to significant crop damage and increased reliance on drying equipment [3][5][6] - Major equipment manufacturers are ramping up production to meet the soaring demand, with one company doubling its workforce and increasing daily output from 15 to 30 units, yet still facing immense order pressure [3][14] - The average rainfall in northern provinces has reached historical highs, causing unprecedented flooding and crop issues, with farmers experiencing severe losses and increased moisture levels in harvested grains [4][22] Group 2 - The installation of grain dryers has increased since the government issued guidelines to enhance drying capacity, but the current number remains insufficient to meet the needs of small farmers and grain collectors [6][15] - Farmers are resorting to emergency measures, such as using public spaces for drying grains, as many existing dryers can only cater to large-scale operations due to processing capacity and operational costs [6][14] - The market for grain dryers is expanding rapidly, with sales expected to grow from 1,650 units in 2023 to nearly 3,000 units by 2025, driven by climate change and the need for effective grain management [21][24] Group 3 - The article discusses the impact of climate change on agricultural practices, suggesting that planting systems and management techniques need to be adjusted to adapt to increasing rainfall in northern regions and droughts in southern areas [23][24] - Experts predict that the frequency of flooding in the north and drought in the south may increase, necessitating a reevaluation of crop planting strategies and resource allocation [23][24]
北京林业大学发表最新Science论文
生物世界· 2025-10-18 01:00
随着干旱持续时间延长且强度加大,预计对陆地初级生产力的影响将逐渐加剧。然而,一些生态系统似乎能够适应多年干旱,其生产力的下降幅度在干旱 持续时间增加时保持不变或逐渐减小。 编辑丨王多鱼 排版丨水成文 气候变化正使全球许多地区遭遇更严重、持续时间更长的干旱。一些生态系统对日益加剧的干旱表现出了一定的适应能力,但随着干旱程度的加重, 这种情况可能会发生变化。 2025 年 10 月 17 日,北京林业大学 庾强 教授团队联合全球 28 个国家 126 家单位的 177 位科研人员,在国际顶尖学术期刊 Science 发表了题为: Drought intensity and duration interact to magnify losses in primary productivity ( 干旱强度和持续时间互作加剧初级生产力的损失 ) 的研究论文。 该研究发现,随着干旱强度增加和持续时间延长,草原和灌丛生态系统会从逐步适应转向生产力急速衰退。 论文链接 : https://www.science.org/doi/10.1126/science.ads8144 https://www.nature.com/a ...
气候变化影响,澳大利亚热带雨林“吸碳”变“排碳”
Sou Hu Cai Jing· 2025-10-17 09:55
Core Viewpoint - A recent study published in the British journal Nature indicates that extreme weather events due to climate change have significantly increased tree mortality rates in the tropical rainforests of Queensland, Australia, transforming these carbon-absorbing forests into carbon emission sources [1][3]. Group 1: Research Findings - The study, initiated by multiple academic institutions from Australia, the UK, and France, tracked the growth of tropical rainforests in Queensland since the 1970s [3]. - From 1970 to 1980, the average annual net carbon absorption per hectare of rainforest was approximately one ton [3]. - However, between 2010 and 2019, the situation reversed, with rainforests releasing nearly the same amount of carbon per hectare annually [3]. Group 2: Climate Change Impact - The research highlights that the effects of climate change extend beyond increased temperatures and droughts to include more frequent cyclonic activity, which severely damages the rainforest ecosystem [5]. - The carbon absorbed during tree growth can no longer offset the carbon released due to large-scale tree mortality [5]. - Researchers express concern that more rainforests may face similar challenges in the future and urge immediate action to reduce greenhouse gas emissions to preserve these vital forests' role in mitigating global warming [5].
专家:中美贸易紧张局势短期内难以根本性缓和
Core Viewpoint - The new round of trade tensions between China and the U.S. is unlikely to fundamentally ease in the short term, but both sides have the motivation to avoid a complete economic decoupling [1] Group 1: Trade Relations and Measures - Since the Madrid economic talks in September, the U.S. has continued to introduce a series of restrictive measures against China, including adding multiple Chinese entities to export control lists, which has severely damaged the atmosphere for trade talks [1] - On October 9, China announced export control measures on rare earths and other related items, while on October 10, the U.S. threatened to impose a 100% tariff on Chinese goods starting November 1 [1][2] - The alternating threats and conciliatory remarks from the U.S. reflect a strategy to exert pressure while also attempting to calm market reactions to tariff threats [3] Group 2: Economic Impact and Strategic Considerations - China's export controls on rare earths are expected to significantly impact the U.S. military industry, indicating that U.S. attempts to suppress China will not succeed [2] - The U.S. faces political and economic obstacles in imposing high tariffs on China, as such measures would burden the U.S. economy and face opposition from the American business community [3] - The future trajectory of U.S.-China trade tensions is characterized by a coexistence of competition and cooperation, with structural contradictions remaining difficult to resolve [4] Group 3: Potential Areas for Cooperation - Non-traditional security cooperation, such as in climate change and public health, may become breakthrough areas for U.S.-China collaboration [4]