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约8600万年前的恐龙蛋有了“出生证明”
Xin Hua She· 2025-09-11 22:21
位于汉江中上游秦巴山区的一群恐龙蛋化石终于确定了"年龄"。湖北省地质科学研究院、陕西省地质调查院、西安交通大学和中国科学院古脊椎 动物与古人类研究所的专家联合组成科研团队日前研究确认,湖北十堰青龙山的恐龙蛋化石形成于距今约8600万年前。9月11日,科研团队将这一 研究成果刊发在权威期刊《地球科学前沿》上,为这些恐龙蛋化石核发了"出生证明"。 图为原址保护的恐龙蛋化石。(湖北省地质科学研究院供图) 赵璧表示,此次研究尚未全面涵盖青龙山埋藏恐龙蛋化石的所有层位,尚不能完全恢复本区恐龙产蛋事件过程和建立本区恐龙蛋形态演化的时间 轴,相关科学问题有待更深入的研究来回答。但这一研究成果将为进一步查明全球不同恐龙蛋化石埋藏时间和分析其演化脉络提供全新的研究思 路,将为绘制更高精度古气候变化曲线和深入探讨远古地球环境变化规律、恐龙演化与灭绝之谜等重大科学问题提供新的理论工具。(记者宋立 崑) 工作人员正在恐龙蛋化石上采集研究样品。(湖北省地质科学研究院供图) 论文通讯作者、湖北省地质科学研究院研究员赵璧介绍,团队首次将碳酸盐定年技术成功应用于白垩纪恐龙蛋研究领域,测定出青龙山恐龙蛋化 石蛋壳内生物成因方解石的形成年龄为距 ...
科海观澜/用科技打通更多“两山”转化路径
Core Viewpoint - The article emphasizes the increasing role of technological innovation in transforming ecological advantages into economic benefits, addressing challenges in measuring, trading, and monetizing ecological products through advanced technologies like satellite remote sensing, artificial intelligence, and blockchain [1][2][19]. Group 1: Technological Innovation in Ecological Value - Technological innovation provides effective tools for precise quantification of ecological value, enabling dynamic assessment and quantification of ecosystem services [1][2][19]. - New technologies allow for the conversion of forest carbon sequestration capabilities into tradable carbon reduction credits, facilitating digital rights confirmation and value transformation of ecological resources [1][2][19]. - Digital platforms have been developed to calculate Gross Ecosystem Product (GEP) efficiently, significantly enhancing the recognition of ecological value [1][2][19]. Group 2: Market Mechanisms and Trading Platforms - Technology plays a crucial role in reshaping the trading model of ecological products, with the integration of blockchain and IoT enhancing transaction efficiency [1][2][19]. - Emerging platforms like "Two Mountains Cloud Trading" and "Forestry Carbon Supermarket" have improved the matching of supply and demand for ecological products while reducing transaction costs and ensuring traceability throughout the process [1][2][19]. Group 3: Dual Enhancement of Ecological Products - Technological advancements have effectively driven both the quantity and quality improvements of ecological products, addressing challenges in ecological restoration and promoting continuous environmental improvement [2][20]. - The application of new technologies aids in upgrading traditional green industries, leading to increased production and income, as well as extending product chains through deep processing [2][20]. Group 4: Future Directions for Technological Innovation - There is a need to accelerate breakthroughs in core technologies to solidify the technical foundation for quantifying and transforming ecological value [2][20]. - Innovations in market mechanisms and the establishment of intelligent trading platforms are essential for creating a more efficient digital trading environment [2][20]. - Strengthening interdisciplinary talent cultivation and enhancing public awareness of ecological product value are critical for fostering a green consumption mindset [3][21]. Group 5: International Cooperation and Standards - Deepening international cooperation and actively participating in the formulation of relevant international standards are necessary for advancing global ecological governance systems [4][21]. - The article advocates for leveraging technological innovation as a driving force to continuously unlock the potential of ecological product value, contributing to global green development [5][21].
中国—东盟行业专家共研海岸带减灾防灾
本报讯 5月23日,由中国地质调查局青岛海洋地质研究所承办的"海岸带地球观测与减灾防灾技术 研讨会"在广西南宁落下帷幕。来自中国与东盟各国的近百名政府官员、权威专家学者及东亚东南亚地 学计划协调委员会国际组织代表参会。 本次会议以"团结协作,互利共赢,推进中国—东盟海岸带地球观测与减灾防灾技术合作"为主题, 聚焦地球观测技术在预报预警、防灾减灾、生态保护等关键领域的应用,深入探讨了最新研究进展与前 沿实践。来自柬埔寨矿产资源总局、泰国矿产资源局、缅甸自然资源和环境保护部地质调查和矿产资源 开发局,以及中国地质调查局青岛海洋地质研究所、自然资源部第三海洋研究所、自然资源部第四海洋 研究所、广西壮族自治区海洋局、同济大学、华东师范大学等的10位行业专家,分别就地球观测应用、 海滩资源、海岸湿地环境、海岸地质灾害等核心议题,分享了具有前瞻性和实用性的研究成果。这些前 沿成果,充分彰显了科技创新在海岸带减灾防灾领域的强大驱动力,也为解决实际问题提供了多元且有 效的思路与方案。 其间,与会专家就如何加强中国与东盟国家在海岸带地球观测与减灾防灾领域的合作进行了热烈讨 论。面对全球气候变化背景下极端天气事件频发的严峻形势, ...