生物多样性
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青少年生态文明教育实践活动收官
Xin Lang Cai Jing· 2026-01-11 22:25
Core Viewpoint - The event "Child's Heart Towards the Party, Building a Green China - Osprey Wetland" aimed to promote ecological awareness among youth through immersive educational practices in Kunming [1] Group 1: Event Overview - The event was organized by multiple organizations including the National Forestry and Grassland Administration and the Kunming Education and Sports Bureau [1] - It took place at the Baofeng Wetland Park in Kunming and focused on ecological protection education for young people [1] Group 2: Educational Activities - Participants engaged in activities such as wetland plant identification, benthic organism observation, and studying the behavior of the red-billed gull [1] - The event included practical measurements of gull populations and analysis of their migration patterns [1] Group 3: Environmental Awareness - The program emphasized the importance of wetlands as "the kidneys of the Earth" and aimed to instill a sense of responsibility for protecting the Dianchi Lake ecosystem [1] - Students created nature journals using various artistic forms to document their observations, showcasing a blend of traditional art and modern environmental concepts [1] Group 4: Community Involvement - The "Protect the Gull Action" involved participants cleaning plastic waste along the observation trail, embodying the principles of ecological protection through direct action [1]
南京新济洲首次发现青头潜鸭
Xin Lang Cai Jing· 2026-01-10 21:36
(来源:新华日报) 本报讯 (董翔 单维亮) 1月8日,南京江宁滨江开发区传来消息,新济洲湿地公园首次发现青头潜鸭出 没,公园内国家一级保护野生动物达到9种。前一日,南京大学生物多样性调研团队还发现大批小天鹅 飞抵停驻新济洲,估测规模在550只左右,数量再创历史新高。 青头潜鸭头颈部为黑色,呈现绿色光泽,腹部则以白色羽毛为主,极具辨识度。它通常在我国长江中下 游以及福建、广东等沿海地区越冬,2019年被列入《世界自然保护联盟濒危物种红色名录》,为极危 (CR)保护等级。2021年被我国列为国家一级保护野生动物。 小天鹅又名短嘴天鹅,是国家二级保护野生动物,它相较于大天鹅体型更小、颈部较短,越冬期分布于 长江流域、鄱阳湖流域及东南沿海。 ...
自然堂与上海自然博物馆共启“美与自然共生”生物多样性主题展
Xin Lang Cai Jing· 2026-01-09 09:24
Core Viewpoint - The collaboration between Naturals Group and Shanghai Natural History Museum aims to promote biodiversity and the integration of beauty and nature through an immersive exhibition titled "Coexistence of Beauty and Nature" [1][2] Group 1: Exhibition Details - The exhibition will run from January 8, 2026, to March 15, 2026, focusing on the theme of "harmonious coexistence between humans and nature" [1] - It features a combination of scientific displays, interactive experiences, and artistic collaborations, showcasing the results of the "Natural Coexistence" public science project [1] - The exhibition includes a customized "Natural Treasure Box" from Fengxian, integrating beauty technology with natural science [1] Group 2: Industry and Community Impact - The Vice Mayor of Fengxian District emphasized the goal of becoming a significant growth hub in South Shanghai, with a focus on the beautiful health industry [2] - Naturals Group is recognized as a leading industry player in Fengxian, promoting beauty products and the philosophy of beauty while actively engaging in social responsibility [2] - The collaboration signifies a deep integration of the beauty industry with science education and natural sciences, aiming to create value through cultural expression and public scientific communication [2]
区两会丨门头沟将打造京西博物馆群落,建设4条城市画廊
Xin Jing Bao· 2026-01-08 12:21
Core Viewpoint - The focus of the Mentougou District is on developing the artificial intelligence industry and the cardiovascular innovation pharmaceutical and medical device cluster, aiming to enhance the region's influence and drive economic growth through technology and innovation [1][6][9]. Group 1: Artificial Intelligence Industry Development - By 2026, Mentougou aims to launch 200P of domestic computing power and establish intelligent computing centers for industries such as audiovisual and smart cultural tourism [1][6]. - The district plans to create a technology system supporting algorithm model research and application in key vertical fields, along with a base for promoting open-source technology [6][8]. - The upcoming Beijing Artificial Intelligence Industry Innovation Development Conference will showcase applications in various fields, including education, cultural tourism, finance, and robotics [8]. Group 2: Cardiovascular Innovation and Healthcare - Mentougou will accelerate the development of the "China Heart Valley," focusing on AI in healthcare and innovative medical devices [9]. - The district will leverage its computing power and data advantages to enhance medical big data applications and algorithm model development, aiming to reduce costs and improve efficiency in innovative pharmaceuticals and medical devices [9]. - Support will be provided for key units to develop advanced medical equipment, with a dedicated service team to facilitate project approvals and registrations [9]. Group 3: Ecological and Cultural Development - Mentougou is enhancing its ecological and cultural resources by creating urban galleries and a museum cluster to improve urban development and citizen quality of life [1][12]. - The district has a rich ecological environment, with significant forest coverage and biodiversity, and plans to implement modernized monitoring and conservation projects [10][11]. - Cultural heritage protection and activation will be prioritized, with initiatives to integrate non-material cultural heritage into community and tourism experiences [13].
在大草原深处,他们坚持开一家“百年老店”
Xin Lang Cai Jing· 2026-01-08 04:35
Core Viewpoint - The establishment of the Inner Mongolia Xilin Gol Grassland Ecosystem National Field Scientific Observation and Research Station represents a significant advancement in long-term ecological research, focusing on the preservation and study of grassland ecosystems in China [1][5][8]. Group 1: Research Significance - The grassland station is crucial for observing and collecting data during the peak growing season from June to September, which is essential for understanding grassland ecology [3][4]. - The station has maintained a 52-hectare monitoring plot since 1979, which has not been disturbed for 46 years, allowing for significant insights into carbon storage and biodiversity [5][6]. - The long-term monitoring has revealed that undisturbed grasslands have higher plant diversity and better soil health compared to overgrazed areas, highlighting the importance of conservation [6][7]. Group 2: Ecological Insights - The station's research has shown that typical grasslands can sequester 30 to 50 grams of carbon per square meter annually, contributing to carbon storage [5][6]. - The biodiversity within the undisturbed plot has remained stable over decades, with 168 plant species still present, contrasting sharply with the 50 species found in grazed areas [5][6]. - The research indicates that long-term ecological studies are vital for understanding the dynamics of grassland ecosystems and for informing restoration efforts [7][9]. Group 3: Future Goals and Challenges - The grassland station aims to become a "century-old establishment," emphasizing the need for sustained research over generations to address ecological challenges [8][11]. - Current research focuses on the phenomenon of shrub encroachment in grasslands, which poses questions about ecosystem structure and function [12][13]. - The station is developing restoration techniques for shrub-encroached areas, with promising results from experiments conducted over seven years [13][14]. Group 4: Educational Impact - The station serves as a training ground for graduate students, fostering a new generation of researchers dedicated to long-term ecological studies [15][17]. - Each research project requires extensive validation through numerous experiments, reflecting the commitment to rigorous scientific inquiry [17][18]. - The collaborative nature of the research ensures that knowledge and techniques are passed down through generations, reinforcing the station's role in ecological education [17][18].
选择更聪明的大脑还是更强的身体?Cell子刊解开雌性择偶之谜
生物世界· 2026-01-05 04:21
Group 1 - The core finding of the research indicates that female house mice choose mates based on their own innovation abilities, preferring males with opposite traits, which contributes to maintaining variation in innovation within the population [3][6][10] - The study observed that approximately 23% of the mice were classified as "innovators," and the mating ratio between innovators and non-innovators was 45% higher than expected based on random mating [6][10] - The research highlights the significance of disassortative mating, where individuals prefer partners with contrasting characteristics, challenging the notion of "like attracts like" in mate selection [6][10] Group 2 - The experimental design involved placing 139 wild house mice in semi-natural enclosures and observing their mating behaviors over six months, with problem-solving tasks to access food [6][9] - Results showed that non-innovative female mice preferred to associate with innovative males, while innovative females showed the opposite preference, indicating a clear differentiation in mate choice based on innovation ability [10][12] - The study also revealed a trade-off for male mice between innovation ability and body size, with innovative males being smaller, which is a recognized competitive advantage in rodent species [12][15] Group 3 - The research provides insights into how sexual selection through balancing selection maintains behavioral diversity, preventing the fixation of innovation traits in the population [15][16] - It emphasizes the importance of considering both male and female traits in understanding mate selection, as overlooking female innovation ability could lead to incorrect conclusions about male preferences [16][17] - The findings suggest potential implications for understanding how animals adapt to rapidly changing environments, and raise questions about similar "complementary" mate selection patterns in human societies [17]
四川卧龙:雪豹现身大熊猫领地
Xin Hua She· 2026-01-04 07:19
根据这次罕见的记录,专家初步判断,一种可能是雪豹可能正在迁移中,恰好穿过这片大熊猫习惯 活动的区域;另一种可能是雪豹在追捕猎物过程中,偶然间钻进了森林。 四川卧龙国家级自然保护区6日对外发布最新野外监测成果,卧龙"五一棚"区域的红外相机首次记 录到雪豹活动,这也是首次在大熊猫栖息地核心区拍摄到雪豹出没。 从空间分布上来说,雪豹和大熊猫的栖息地虽然有明显分化,但两者在领地边缘是有少部分重叠 的,海拔3000至4000米左右的区域对于雪豹和大熊猫来讲都是各自活动的边缘地带。 目前,卧龙2019年野外监测最后一轮数据回收工作正在进行中。"五一棚"区域熊猫调查分队于5日 返回,科研人员从回收的数据中发现,位于海拔3300米左右的两台红外相机,分别记录到一只雪豹连续 两天出现在这两个点位上,共拍摄到12张图片和两段视频,拍摄点间相距仅200米,拍摄时间分别是 2019年6月3日、4日。 记录的画面显示,傍晚时分,在两侧生长着茂密冷箭竹的兽径上,迎面走来一只毛色灰白的成年雪 豹,蔷薇花结般的斑纹布满全身。在另一画面中,深夜的丛林里,这只雪豹在冷箭竹丛中四处嗅闻张 望,镜头一转,它拖着长而粗壮的尾巴,消失在黑夜里。 北京大 ...
【现场短新闻大赛】巧遇“鸟中大熊猫”
Xin Lang Cai Jing· 2026-01-03 23:23
(来源:安徽新闻网) 除了东方白鹳,记者梳理发现,近年来,小天鹅、青头潜鸭、彩鹮等国家级保护鸟类相继在阜阳境内的 湿地、河流等区域出现。 颍上地处淮河流域,位于全球9条主要候鸟迁徙通道之一的"东亚—澳大利西亚迁徙通道"之上,境内河 流交错、湿地众多,而且生态环境较好,食物丰富,每年都会吸引大量迁徙候鸟在此短暂停歇、补充能 量,甚至一些鸟类选择在此安家过冬、繁育后代。颍上县不断加大自然保护区和湿地的保护力度,深入 实施生态保护修复工程,持续强化生物多样性监测,为候鸟及珍稀鸟类营造更优栖息环境。 ■ 本报记者 李鹏 本报通讯员 张天峰 "在新年第一天拍到两只'国宝',很令人惊喜。"陆磊兴奋地说。作为摄影爱好者,他长期关注拍摄各种 鸟类,这次偶遇让他格外激动。东方白鹳被誉为"鸟中大熊猫",全球种群数量稀少,被世界自然保护联 盟列为濒危物种,在中国更被列为国家一级重点保护野生动物。 据了解,东方白鹳属于大型涉禽,体态优雅,羽毛以白色为主,翅膀边缘呈黑色,双腿修长,它们对水 质和自然环境要求极为苛刻,需要优质的水域、丰富的食物来源和良好的栖息地。 记者了解到,这并非东方白鹳第一次来到颍上,2024年11月,一对东方白鹳 ...
“失序”的植物正拉响警钟
Xin Lang Cai Jing· 2025-12-31 07:36
Core Insights - The delayed blooming of osmanthus in Shanghai in 2025, occurring approximately three weeks later than previous years, signals the impact of climate change on plant life cycles and ecological systems [1][2]. Group 1: Phenological Anomalies and Climate Impact - The flowering of plants like osmanthus is controlled by an intricate balance between internal biological clocks and external environmental signals, with temperature playing a crucial role in breaking dormancy [2]. - In 2025, Shanghai experienced an extended summer with high temperatures, causing the flowering process of osmanthus to be delayed until a significant drop in temperature was observed in late October [2]. - Research indicates that climate warming has led to earlier spring phenology, affecting the timing of plant growth and carbon absorption [2][3]. Group 2: Tree Growth and Carbon Dynamics - Observations in a forest on Chongming Island revealed that while trees begin to leaf out earlier due to warming, their radial growth lags behind, indicating a disconnect between carbon absorption and storage under climate stress [3][4]. - The phenomenon of "source-sink decoupling" suggests that despite prolonged growth periods, actual carbon storage may not increase proportionately, complicating assessments of forest carbon functions [4]. Group 3: Resilience and Ecological Strategies - Diverse plant communities exhibit lower sensitivity to climate warming, suggesting that biodiversity can buffer against the impacts of climate change on phenology [5]. - Urban areas, experiencing the "urban heat island" effect, face unique challenges in plant species composition and phenological responses, necessitating careful selection of tree species for urban greening [5][6]. - The need for real-time monitoring and advanced ecological sensing technologies is emphasized to protect urban vegetation and ecosystems under climate change [6][7]. Group 4: Future Directions and Knowledge Integration - The integration of new knowledge regarding biodiversity, carbon cycling, and climate stress mechanisms into future Earth system models is crucial for accurately simulating urban ecological changes [7]. - Long-term observations and research are vital for understanding ecological changes and guiding effective management practices for urban vegetation [7].
新物种发现速度超以往任何时期
Ke Ji Ri Bao· 2025-12-31 03:14
Core Insights - A recent study indicates that the "life map" of Earth is far from complete, entering a "golden age" of species discovery, with over 16,000 new species recorded annually, significantly outpacing extinction rates [1] - The research, published in the latest issue of *Science Advances*, analyzed data from approximately 2 million confirmed species, revealing that from 2015 to 2020, more than 16,000 new species were documented each year, including over 10,000 animals (primarily arthropods and insects), 2,500 plants, and 2,000 fungi [1] - The study challenges the old notion that species discovery is nearing exhaustion, suggesting that there may still be tens of thousands of unknown fish and amphibian species, with the total number of plant species potentially exceeding 500,000 [1] Methodology and Implications - Although new technologies like DNA analysis are accelerating the discovery of "hidden species," most new species are still identified through traditional morphological methods [2] - The discovery of new species is not only crucial for scientific understanding but also has significant practical implications, as only scientifically described species can be effectively protected [2] - New species discoveries often lead to breakthroughs in medicine and technology, such as weight-loss drugs derived from lizard venom and super-adhesive materials inspired by gecko feet [2] Future Directions - The research team plans to focus on analyzing geographic hotspots for species discovery in their next steps [3]