几天后，完成林地、草地、湿地的采样工作后，杨轩团队带着满车样品赶回实验室，进行样品碳含量的 测定工作。 "碳含量测定是一项细致活儿，以植物样品为例，我们在野外采集完植物地上、凋落物和地下样品后， 当天经过杀青后保存。回到实验室后，放进烘干箱，60℃烘干至恒重，获取植物干重。之后用粉碎机将 植物样品粉碎，再用球磨仪磨成粉末，过0.149mm筛子。最后称取部分样品，用元素分析仪测定植物碳 含量。"杨轩向记者介绍实验过程。 扫码看视频 9月9日，在淅川县河南丹江湿地国家级自然保护区实验区的林地中，记者四处寻觅，终于在密林深处找 到了正在工作的杨博士和他的同事们。 "迷路了吧？我们的野外工作，通俗来讲就是穿山林、越草地、涉湿地、设置样地。"杨博士介绍，"保 护区面积广袤、植被种类繁多，为获得准确的碳汇数据，必须借助样地开展精准测量调查，通过测量样 地中植物与土壤的各项数据，我们便能估算出整个保护区的固碳量。" 记者口中的杨博士，名叫杨轩，去年从中国科学院教育部水土保持与生态环境研究中心毕业后，入职省 地质局生态环境地质服务中心，成为一名生态碳汇监测调查员。 记者望去，面前20米×30米的取样区，虽然不大，却分布着好几 ...

在全球治理体系经历深刻变革的当下，持续深化互联互通，携手践行全球治理倡议，已成为越来越 多国家的共识。 国际友城合作如何焕发新生机？智慧互联如何加速第二届中国—中亚峰会成果清单落地？智库合作 如何推动共建"一带一路"高质量发展？ 连日来，围绕欧亚发展热点话题，国内外新老朋友共聚西安，在2025欧亚经济论坛上建言献策、交 流观点，为欧亚区域合作提供智力支撑。 友城共话 构建数字经济生态 今天，全球数字化转型浪潮澎湃，数字经济成为驱动城市高质量发展的核心引擎。 如何以数字赋能激发国际友城发展新动能？ 西安市数据局副局长郭锐在发言中分享了自己的看法："近年来，西安锚定国家数字经济发展战 略，持续夯实5G、数据中心等数字基础设施'硬支撑'，不断推动数字技术与先进制造、文化旅游、城市 治理深度融合，让数据要素跨区域流动、数字成果跨国界共享。" 数字经济中外对接会上，各国嘉宾围坐一堂，围绕智慧交通建设、生态数字监测、跨境数据共享等 议题深入交流，一个个潜在合作意向在高效沟通中逐渐清晰。 丝路绵延，城市数字领域合作前景广阔。厄瓜多尔昆卡市政府国际关系与合作局局长费利佩·奥乔 亚-莫格罗韦霍说："我们对于交通、生态环境方面的 ...

在今天（9月16日）国新办举行的科技支撑生态文明建设及第五届世界生物圈保护区大会有关情况新闻 发布会上，中国科学院副院长何宏平表示，科技创新是支撑生态文明建设的一个关键力量。中国科学院 围绕生态文明建设，主要在三个方面发挥了重要作用。 首先，在科研基础设施建设方面，中科院已经建成覆盖全国天空地一体化的监测与研究体系，包括国家 级台站、院级台站。"中国生态系统研究网络"和"中国生物多样性监测与研究网络"为一些世界生物圈保 护区如鼎湖山、卧龙、九寨沟的建设和发展提供了关键支撑。 西双版纳生态站通过长期观测热带雨林的生态系统，为亚洲象及其伴生动物栖息地恢复提供了重要的科 学基础。中国西南野生生物种质资源库通过保育羊肚菌、兜兰等新种质以及研发配套技术，形成了科技 助力乡村振兴的新模式。 中科院每年会更新和发布中国生物物种名录。 科技在促进生态文明建设、助力实现可持续发展目标方面，始终发挥着不可或缺的作用。科技是如何支 撑生态文明建设的？ 此外，中科院还牵头"科技支撑中国西部生态屏障建设战略研究"重大咨询项目，组织了第二次青藏高原 综合科学考察以及第三次新疆综合科学考察，为西部地区的生态保护和高质量发展提供了决策依据。 ...

Core Viewpoint - The Jilin Ecological Environment Monitoring Center has dedicated 40 years to monitoring and protecting the ecological health of Songhua Lake, establishing a comprehensive water ecological monitoring system and contributing to ecological restoration efforts [1][2]. Group 1: Monitoring Efforts - Since the 1980s, the Jilin Center has faced challenges such as inadequate equipment and a lack of talent, yet it has successfully conducted exploratory monitoring of Songhua Lake [1]. - The center has developed a valuable biological sample library by systematically identifying plankton and benthic animals, filling a significant data gap [1]. Group 2: Technological Advancements - The Jilin Center has continuously improved its monitoring capabilities by updating professional monitoring vessels, building standard laboratories, and introducing over 20 types of specialized equipment [1]. - In 2023, the center optimized its monitoring system based on the latest national technical guidelines, establishing a three-dimensional monitoring network at key points in Songhua Lake [1]. Group 3: Research Collaborations - The center has actively promoted research collaborations, including a 2016 study with universities on the relationship between nutrients, algae, and pH levels in Songhua Lake [1]. - In 2024, the center will collaborate with the Nanjing Institute of Environmental Sciences to establish a comprehensive ecological quality monitoring station for the Songhua River [1]. Group 4: Ecological Impact - The Jilin Center has identified 109 genera of phytoplankton, 29 genera of zooplankton, and 60 genera of large benthic animals, creating a scientifically sound water ecological monitoring system [2]. - The extensive data accumulated by the center has laid a solid foundation for precise management and ecological restoration, enhancing the ecological reputation of Songhua Lake as a beautiful ecological landmark in Jilin [2].

Core Viewpoint - The article emphasizes the importance of biodiversity protection for sustainable development and highlights the role of technology, particularly remote sensing, in enhancing biodiversity monitoring and governance efforts globally [1][7]. Group 1: Importance of Biodiversity Protection - The theme for the 2025 International Day for Biological Diversity is "Coexistence and Sustainable Harmony," calling for a harmonious relationship between humans and nature to advance global biodiversity governance [1]. - Policies such as "Opinions on Further Strengthening Biodiversity Protection" and "China's Biodiversity Protection Strategy and Action Plan (2023-2030)" stress the need for accelerating the application of satellite and drone remote sensing technologies [1][2]. Group 2: Technological Advancements in Biodiversity Monitoring - The Satellite Environment Application Center has integrated various remote sensing technologies, including satellites, drones, and LiDAR, with artificial intelligence to overcome traditional monitoring limitations and establish a comprehensive biodiversity monitoring system [2][3]. - The 2024 release of the "Remote Sensing Survey Technical Guidelines for Biodiversity (Terrestrial Ecosystems)" aims to standardize ecosystem classification and remote sensing methods, providing a scientific basis for biodiversity protection measures [2]. Group 3: Ecosystem Health Assessment - Remote sensing technologies enable the rapid acquisition of detailed vegetation structure parameters and ecosystem function metrics, which are crucial for assessing ecosystem health [3]. - The Satellite Center has developed monitoring models for tree quantity and height in national nature reserves and conducted assessments of grassland and wetland ecosystems to understand their health status and changes over time [3]. Group 4: Habitat Monitoring and Species Protection - The establishment of a regular remote sensing monitoring mechanism for critical species habitats is emphasized, utilizing satellite data to assess habitat conditions and human activities [4]. - For instance, the habitat range for snow leopards in the Sanjiangyuan region has decreased by 28,000 square kilometers, highlighting the need for precise spatial data to inform conservation planning [4]. Group 5: Drone Technology in Species Identification - Drone remote sensing offers significant advantages over traditional ground surveys, allowing for extensive monitoring and high-resolution data collection for species identification [5][6]. - The Satellite Center has successfully implemented automated data collection in Inner Mongolia, achieving an 88.6% accuracy rate in identifying various grassland plant species [6]. Group 6: Global Biodiversity Governance - The article discusses the need for a global biodiversity data-sharing platform, integrating remote sensing data with ground observation data to enhance monitoring capabilities [8]. - The establishment of a monitoring framework based on the "Kunming-Montreal Framework" aims to strengthen China's role in global biodiversity governance and address new challenges such as climate change and human-wildlife conflict [9].

Group 1 - The State Administration for Market Regulation (SAMR) has approved the release of 106 national standard samples to support industrial upgrades, public welfare, and ecological governance [1] - In materials, 45 standard samples for metals and non-metals cover areas such as non-ferrous metals, construction materials, and petrochemicals, aiding in the independent research and development of key strategic materials [1] - In biosafety, 25 qualitative and sensory standard samples will enhance the efficiency and accuracy of quarantine inspections at ports, improving national biosecurity [1] Group 2 - 17 standard samples for consumer goods provide a foundation for a quality assurance system, including 11 samples for food and agricultural products that measure beneficial or harmful substance content [1] - 5 textile standard samples support related textual standards for assessing fabric pilling and color fastness, while 1 audio standard sample ensures accurate sound quality assessment [1] - SAMR has extended the validity of 19 standard samples related to persistent organic pollutants, heavy metals, and volatile organic compounds to improve ecological monitoring data quality [1]

Group 1: Agricultural Innovation - The 5G digital agriculture demonstration park in Hebi City, Henan Province, spans over 3,000 acres of high-standard farmland, showcasing modern agricultural practices with large combine harvesters [1] - The park is equipped with soil moisture monitoring devices, weather stations, and pest monitoring equipment, which collect comprehensive data on soil moisture, nutrient content, weather conditions, and pest issues, integrating traditional farming with modern technology [3] Group 2: Environmental Transformation in Industry - The engineering rubber industry in Hengshui, Hebei, has over 60% market share domestically but faced pollution issues, prompting a shift from passive pollution control to proactive pollution reduction through "smart manufacturing and governance" [5] - Hengshui High-tech Zone has invested nearly 100 million yuan to establish a "technical support-rating incentive-smart supervision" system, guiding over 60 engineering rubber companies in environmental upgrades [6] Group 3: Bamboo Industry Upgrading - Yong'an City in Fujian Province, known as the "Bamboo and Bamboo Shoot Capital," is accelerating the transformation of its bamboo industry through digital technology, monitoring soil temperature and humidity in real-time for intelligent irrigation [6] - The bamboo processing sector is diversifying, utilizing CNC equipment to transition from manual to automated processes, improving product variety, precision, and quality [9] Group 4: Smart Environmental Monitoring - The Maowei Sea Intelligent Comprehensive Monitoring Base in Qinzhou City, Guangxi, utilizes various monitoring methods, including satellite remote sensing and drone patrols, to assess water quality parameters automatically [8] - The base, which began operations in March, integrates AI, big data, and cloud computing to create a multi-dimensional ecological monitoring system, supporting sustainable development in the region [11]

Core Viewpoint - The application of environmental DNA (eDNA) technology for monitoring the endangered crested ibis in China represents a significant breakthrough, providing a new method for precise and efficient monitoring of this species and potentially other endangered species [1][19]. Group 1: Environmental DNA Technology - The research team from the Shaanxi Provincial Environmental Monitoring Center has successfully implemented eDNA technology to monitor the crested ibis by collecting air samples to detect residual DNA, overcoming the limitations of traditional monitoring methods [1][12]. - The eDNA sampling process involves capturing air samples that may contain particles from the crested ibis, such as feces and feather fragments, allowing for non-invasive monitoring [3][5]. - The team has established a genetic database for the crested ibis by collecting environmental samples and natural shedding materials, which aids in the design of specific primers for targeted monitoring [5][8]. Group 2: Monitoring Process and Results - The monitoring process includes setting up sampling points in key areas such as breeding, foraging, and migratory stopovers, with a systematic approach to ensure representative and scientifically valid samples [12][14]. - The team has successfully detected crested ibis DNA from air samples at 21 out of 22 sampling points, indicating the effectiveness of air as a monitoring medium compared to water and soil [14][15]. - The concentration of crested ibis DNA detected in air samples was approximately 37 DNA sequences per microliter, significantly higher than in soil and water samples, highlighting the advantages of air sampling for this species [14][15]. Group 3: Future Implications and Applications - The integration of eDNA technology into the monitoring framework for the crested ibis is expected to enhance the understanding of its population dynamics and distribution, supporting conservation efforts [19][21]. - This innovative approach not only benefits the crested ibis but also sets a precedent for the monitoring of other endangered species, contributing to broader conservation strategies [21]. - The collaboration of various monitoring methods, including traditional techniques and GPS tracking, is emphasized as essential for achieving comprehensive and effective monitoring of the crested ibis population [20][21].