Core Viewpoint - Vietnam's historic rainfall in Hue reached 1739 millimeters within 24 hours, marking the highest record in Vietnam's history and the second highest globally for a single day [2] Summary by Relevant Sections - **Rainfall Records** - The rainfall in Hue occurred from 7 PM on October 26 to 7 PM on October 27, 2023 [2] - This amount of rainfall is only surpassed by the 1825 millimeters recorded in the Indian Ocean in January 1966, making it the second highest globally [2] - **Causes of Extreme Weather** - The extreme weather affecting central Vietnam from October 22 to 28 is attributed to a rare combination of multiple natural factors [2]

Core Insights - The World Meteorological Organization reports that concentrations of greenhouse gases such as carbon dioxide, methane, and nitrous oxide reached historic highs in 2024, indicating a significant environmental concern [1] Group 1: Greenhouse Gases Overview - Greenhouse gases act like a "thermal blanket" for the Earth, absorbing and re-radiating heat, which is essential for maintaining suitable temperatures for life [1] - Common greenhouse gases include carbon dioxide, methane, nitrous oxide, and fluorinated gases [1] Group 2: Measurement and Impact of Greenhouse Gas Concentration - The concentration of greenhouse gases is measured in parts per million (ppm) for carbon dioxide and parts per billion (ppb) for methane and nitrous oxide, indicating very low levels in the atmosphere [3] - An increase in greenhouse gas concentration enhances the greenhouse effect, leading to global warming and extreme weather events, which can significantly impact agriculture, energy, and health sectors [8][10] Group 3: Causes of Increased Greenhouse Gas Concentration - Human activities such as fossil fuel combustion, agricultural practices, and land-use changes are the primary drivers of increased greenhouse gas emissions, surpassing natural absorption capabilities [7] - The decline in the carbon absorption capacity of ecosystems, such as oceans and land, contributes to the rising concentrations of greenhouse gases [4][5] Group 4: Effects on Climate and Agriculture - The rise in greenhouse gas concentrations is linked to more frequent and intense extreme weather events, such as heatwaves and droughts, which pose challenges to agricultural production [9][10] - Changes in climate are causing agricultural zones to shift northward and westward, affecting crop yields and introducing new health risks due to the spread of tropical diseases [10] Group 5: Mitigation and International Cooperation - Addressing climate change requires improved monitoring and early warning systems for natural disasters, as well as integrating climate risk considerations into agriculture, urban planning, and public health [11] - Global cooperation is essential for effective climate governance, with a focus on low-carbon initiatives and support for developing countries in adapting to climate change [12]

Core Insights - The article highlights the significant climate anomaly in southern China this year, characterized by an extended summer with high temperatures persisting well into the autumn season [1][2][3] Climate Anomalies - Southern regions like Hangzhou and Chongqing have experienced temperatures exceeding 35°C, with Hangzhou recording nearly 70 days of high temperatures this year, surpassing last year's total of 61 days [1] - The subtropical high pressure has shifted unusually northward, disrupting the typical seasonal weather patterns, leading to prolonged high temperatures in the south and excessive rainfall in the north [2][3] Historical Records - The rainy season in North China began on July 5, 2023, which is 13 days earlier than the average, and lasted longer than usual, making it the longest rainy season since 1961 with a total precipitation of 356.6 mm, exceeding the average by 161.1% [3][4] Global Climate Trends - The article discusses the broader context of global warming, noting that the average global temperature has reached record highs from 2022 to 2024, with 2024 expected to surpass all previous records [4] - The increase in extreme weather events is attributed to rising greenhouse gas emissions, which continue to escalate without a clear downward trend [4] Agricultural Impact - The ongoing high temperatures and reduced rainfall in southern regions may lead to drought conditions, significantly affecting agriculture [6] - Recommendations include utilizing new technologies for resource mobilization and enhancing monitoring and forecasting to mitigate the impact on agricultural practices [6]

Core Insights - The article highlights the increasing frequency of extreme rainfall events in northern China, leading to significant damage and loss of life, challenging the traditional perception of the region as having low rainfall [1][2][3] Group 1: Extreme Weather Events - Northern regions, including Beijing and Hebei, have experienced unprecedented rainfall, with Beijing recording over 432.7 mm of rain since June 1, which is 75% more than the average for the same period [1] - The rainfall from July 23 to July 29 accounted for nearly 40% of the annual precipitation, indicating a shift in weather patterns [1] Group 2: Climate Change Impact - Meteorological experts attribute the increase in extreme rainfall to global climate change, with the West Pacific subtropical high pressure system becoming stronger and expanding northward [2] - The traditional belief that northern China experiences less rain is becoming outdated, necessitating a reevaluation of flood prevention strategies [2] Group 3: Flood Prevention and Safety Awareness - There is a pressing need to enhance public awareness of flood safety and to update flood prevention measures in response to the new normal of extreme weather [3][4] - Experts emphasize the importance of accurate weather forecasting and the need for communities to adopt a proactive approach to disaster preparedness [3][5] Group 4: Infrastructure and Policy Recommendations - Urban planners and local governments are urged to rethink flood control standards and implement resilient city designs to cope with extreme weather [6] - Recommendations include improving monitoring and early warning systems for localized extreme weather events and enhancing regional collaboration for effective disaster response [6]

Core Viewpoint - The extreme weather conditions in Nepal have led to a warning for tourists to postpone trekking in the high-altitude regions of the Himalayas due to severe risks associated with heavy rainfall and potential snowfall [1] Group 1: Weather Impact - Continuous heavy rainfall has been affecting Nepal, with warnings issued for further rain from October 4 to 6, which may lead to snowfall in high-altitude areas [1] - The administrative office in Kaski District has specifically urged tourists to avoid popular trekking routes such as Annapurna Base Camp and Machapuchare [1] Group 2: Tourism Situation - Approximately 20,000 foreign tourists are currently in Nepal, coinciding with the Dashain festival and the autumn trekking season [1] - The Nepal Tourism Board has called for local governments and tourism operators to enhance safety measures for tourists and to assist them with basic needs like food and accommodation [1] Group 3: Transportation Disruptions - Heavy rainfall has resulted in the cancellation of all domestic flights at Tribhuvan International Airport in Kathmandu, with several international flights being diverted to India and Bangladesh [1] - The temporary government has extended the public holiday for the Dashain festival from October 4 to October 6 [1]

Group 1 - The Nepali authorities announced a three-day suspension of all passenger vehicle operations in and out of the Kathmandu Valley from October 4 to 6 to ensure public safety amid extreme weather conditions [1] - The recent heavy rainfall in the Kathmandu Valley, which began on October 3, is attributed to a new low-pressure system from the Bay of Bengal, delaying the end of the monsoon season [1][2] - The National Disaster Risk Reduction and Management Authority of Nepal reported that continuous heavy rainfall has caused severe landslides in multiple regions, with a high likelihood of secondary disasters such as flooding and waterlogging [1] Group 2 - The Nepali police have closed major roads leading in and out of the Kathmandu Valley due to landslides and road blockages caused by the heavy rains [1] - The hydrometeorological department of Nepal predicts that the heavy rainfall will continue until October 6 [2]

Core Viewpoint - The Shandong provincial government is actively addressing the challenges posed by extreme weather events and is committed to enhancing water conservancy development during the 14th Five-Year Plan period [1] Group 1: Recent Weather Challenges - Shandong has experienced a significant increase in extreme weather events, including droughts and floods, with 2021 witnessing a historically severe autumn flood and 2022-2023 affected by typhoons [4] - In 2024, the province faced a sequence of droughts followed by heavy rainfall, impacting 12.66 million acres of crops and leading to record-breaking rainfall in several areas [4] - The main flood season this year showed extreme characteristics, with numerous rainfall stations recording unprecedented hourly and cumulative rainfall levels [4] Group 2: Preventive Measures and Response - The provincial government prioritizes flood and drought prevention, holding annual meetings to deploy strategies and coordinating responses during critical weather events [5] - A comprehensive responsibility system has been established, with 41,000 flood prevention personnel and 495 rescue teams, alongside a stockpile of flood prevention materials valued at 2.14 billion [5] - The province has developed a robust monitoring and early warning system, launching 25 emergency responses and issuing numerous flood warnings, successfully relocating over 66,000 people at risk [5] Group 3: Future Outlook - With global climate change, Shandong anticipates an increase in extreme weather events, necessitating heightened vigilance and improved risk management capabilities to protect lives and property [6]

Carbon Neutrality Policy - China announced a new round of Nationally Determined Contributions (NDC) at the UN Climate Change Summit on September 24, aiming for a 7%-10% reduction in greenhouse gas emissions by 2035 compared to peak levels, with non-fossil energy consumption exceeding 30% of total energy consumption [1][2] - The NDC outlines commitments to enhance forest carbon storage to over 24 billion cubic meters and to make new energy vehicles the mainstream of new vehicle sales, while establishing a national carbon trading market covering major high-emission industries [1][2] Carbon Market Development - The Ministry of Ecology and Environment emphasized the importance of a unified national carbon market, which has become a key mechanism for carbon pricing and achieving carbon neutrality goals [3] - The national carbon market has been operational for four years and is seen as a core driver for carbon peak and neutrality initiatives, with plans to enhance market vitality and expand coverage [3] Extreme Weather and Climate Adaptation - Extreme weather events, including high temperatures and heavy rainfall, are becoming the new normal, posing challenges for meteorological warnings and disaster prevention [4][5] - The need for a dual approach of "mitigation + adaptation" is highlighted, with recommendations for improving climate resilience, especially in rural areas [4][5] Corporate Practices - Chongqing plans to establish over two municipal-level battery recycling industrial bases by 2027, aiming for a 90% coverage rate of the battery recycling network across districts and counties [6] - The policy aims to optimize the layout of battery recycling projects and promote technological upgrades to address industry pain points [6] Local Developments - Hitachi Energy provided a 200 MVA electric arc furnace transformer to support Baosteel's decarbonization efforts, marking a significant advancement in the steel industry's green transition [7] - The transformer, the largest of its kind in China, utilizes next-generation technology to enhance operational efficiency and support the industry's shift towards low-carbon solutions [7]

Core Insights - The article discusses the unusual climate phenomena in North China this year, characterized by an early and prolonged rainy season, extreme rainfall, and persistent high temperatures, raising concerns about urban safety, energy stability, and climate adaptability [1][2]. Climate Anomalies - This year's rainy season in North China started over 10 days earlier than usual, with record rainfall and temperatures, indicating a significant deviation from historical patterns [2][4]. - The simultaneous occurrence of extreme rainfall and high temperatures is attributed to the abnormal activity of the subtropical high-pressure system, which has disrupted the typical seasonal weather patterns [2][3]. Regional Climate Dynamics - The subtropical high-pressure system has caused a climate differentiation within the North China region, leading to high temperatures in areas under its influence while simultaneously allowing for extreme rainfall in surrounding areas [3][4]. - The stability of the subtropical high-pressure system has resulted in sustained moisture transport to North China, extending the rainy days and increasing cumulative rainfall, which can lead to severe disasters in localized areas [3]. Future Climate Trends - The early onset of the rainy season is considered a rare anomaly and not indicative of a long-term trend, although the frequency and intensity of extreme weather events are expected to become the new norm due to increasing atmospheric volatility [4][9]. - The article highlights the need for vigilance regarding climate change, as the probability of extreme weather occurrences is likely to rise, necessitating improved disaster preparedness and response strategies [4][9]. Disaster Preparedness in Rural Areas - Rural and mountainous areas face greater threats from extreme weather compared to plains, with rapid rainfall accumulation leading to flash floods, particularly in regions with inadequate disaster preparedness [5][7]. - Recommendations for improving disaster response include enhancing early warning systems, optimizing spatial planning to relocate vulnerable structures, and conducting risk drills to raise public awareness [5][7]. Meteorological Challenges - The article identifies challenges in predicting large-scale climate anomalies and monitoring extreme rainfall in mountainous regions, emphasizing the need for advancements in short-term forecasting technologies [6][10]. - The difficulty in accurately predicting extreme weather events poses significant risks, particularly in areas where rapid flooding can occur within hours [6][10]. Regional Disparities in Disaster Response - There are notable differences in disaster preparedness between northern and southern regions of China, with the south having more established mechanisms for dealing with heavy rainfall and flash floods [7][8]. - Northern regions, with lower vegetation cover and soil moisture retention, are more susceptible to severe impacts from similar rainfall events, highlighting the need for enhanced awareness and preparedness in these areas [7][8]. Climate Change and Energy Security - The article discusses the implications of rising global temperatures, with predictions that 2025 may be among the warmest years on record, raising concerns about meeting climate targets set by the Paris Agreement [8][9]. - The increasing volatility of renewable energy sources, such as wind and solar, poses challenges for energy security, necessitating technological solutions to address their inherent instability [9][10]. Urban Climate Resilience - Urban planning must incorporate climate resilience strategies to mitigate the impacts of extreme weather, with a focus on improving drainage systems and urban layouts to prevent flooding and heat island effects [10][11]. - Investment in rural disaster preparedness is prioritized, as rural areas are more vulnerable to extreme weather events, requiring immediate attention to enhance safety and resilience [11].

Core Viewpoint - The extreme weather conditions in Jiangmen City, Guangdong, have led to the highest recorded wind gusts at 64.3 meters per second, classified as level 17 or above, marking a historical event for national weather stations [1] Group 1: Weather Impact - The maximum wind gust recorded at Shuchuan Island weather station reached 64.3 meters per second, indicating severe weather conditions [1] - Residents are taking precautions by sealing windows with tape to protect against the extreme weather [1] Group 2: Government Response - Taishan City has implemented a comprehensive "Five Stops" policy, which includes halting work, business, classes, markets, and transportation since September 23 [1] - Evacuations are underway for residents in low-lying areas to ensure their safety amid the ongoing severe weather [1] Group 3: Warnings - A red typhoon warning and an orange rainstorm warning remain in effect for Taishan City, highlighting the ongoing threat posed by the weather [1]