中国中亚合筑生态治理“绿堤”（环球热点）

Core Viewpoint - The collaboration between China and Central Asian countries to address the ecological crisis of the Aral Sea is gaining attention, showcasing significant achievements in ecological governance and sustainable agricultural practices [3][7]. Group 1: Ecological Governance Initiatives - China and Central Asian countries have conducted joint scientific investigations and implemented various ecological projects, including saline-alkali land management and the establishment of water-saving cotton demonstration areas [3][6]. - The "Photovoltaic + Cotton Water and Fertilizer Integration" demonstration area in Uzbekistan has doubled cotton yields while significantly reducing costs and water usage through advanced irrigation and fertilization technologies [4][6]. Group 2: Technological Collaboration - The integration of Chinese photovoltaic panels and smart irrigation systems has led to an average cotton yield of 307 kg per mu in the demonstration area, which is substantially higher than the local average of 120 kg per mu, while water usage is approximately 70% of the local norm [6][7]. - The collaboration has provided a platform for technical exchanges between Chinese and Uzbek scientists, enhancing local capabilities in ecological governance [6][8]. Group 3: Regional Challenges and Responses - The Aral Sea, once the fourth largest lake in the world, has shrunk to about 10% of its original size due to human activities and climate change, leading to severe ecological consequences [4][7]. - The ecological crisis of the Aral Sea is a shared challenge for Central Asian countries, necessitating cooperative efforts for effective solutions [7][9]. Group 4: Future Prospects and International Cooperation - China has expressed willingness to deepen cooperation with Central Asian countries in addressing the Aral Sea ecological crisis, as highlighted during the first China-Central Asia Summit [7][9]. - The establishment of agricultural technology demonstration centers and platforms for bilateral agricultural cooperation is expected to enhance food production and promote sustainable agricultural practices in the region [8][9].