中国有11枚“金钉子”！如何守好这些家底

Core Viewpoint - The establishment of the "golden nail" in Jianhe, Guizhou, marks a significant milestone in global Cambrian stratigraphy, positioning Jianhe as an important site in the world geological science network [1][4]. Group 1: Significance of the "Golden Nail" - The "golden nail" serves as a critical reference point for global Cambrian stratigraphy, establishing a new benchmark for geological research [1][4]. - It is the 69th globally and the 11th in China, highlighting the importance of Jianhe in geological studies [1][4]. - The "golden nail" is compared to an Olympic gold medal in the geological community, reflecting a country's comprehensive research strength [7]. Group 2: Challenges in Protection and Utilization - The protection of the "golden nail" faces challenges such as natural weathering, geological disasters, and insufficient public awareness [10][13][16]. - There is a lack of specific laws and regulations for the protection of "golden nails," relying mainly on local government initiatives [19]. - The balance between protecting geological heritage and local economic development poses a significant dilemma [14][19]. Group 3: Innovative Protection Mechanisms - Guizhou has initiated a judicial protection mechanism for the "golden nail," establishing a legal framework to prevent unauthorized excavation and damage [20]. - The local government is incorporating maintenance funding into annual budgets to ensure the protection of the "golden nail" site [18]. - The development of tourism around "golden nail" sites is being promoted, integrating scientific research, public education, and ecological tourism [24][26]. Group 4: Historical Context and Research Contributions - The discovery of the Kaili biota in Jianhe has been pivotal for understanding Cambrian life evolution, providing a unique window into early ecosystems [27][29]. - The research efforts led by Zhao Yuanlong and his team culminated in the successful establishment of the "golden nail," significantly contributing to global geological standards [30].