The National Conference on Ecological and Environmental Protection was held in Beijing from the 17th to the 18th. We will significantly improve the living environment in urban and rural areas, achieve significant results in the construction of a beautiful China, support high-quality development with high-quality ecological environment, and accelerate the modernization of harmonious coexistence between humans and nature. Li Qiang presided over the meeting. Zhao Leji, Wang Huning, Cai Qi and Li Xi attended the meeting. Ding Xuexiang made a concluding speech. We start by addressing prominent ecological and environmental issues, emphasizing the combination of points and areas, addressing both root and root causes, and achieving a significant transformation from key remediation to systematic governance; Adhere to changing concepts and compacting responsibilities, continuously enhance the consciousness and initiative of the entire Party and the whole country to promote ecological civilization construction, and achieve a significant transformation from passive response to proactive action; Keeping up with the times, looking at the world, assuming the responsibility of a major country, demonstrating the responsibility of a major country, and achieving a significant transformation from a participant in global environmental governance to a leader; We will continue to deepen our understanding of the laws governing the construction of ecological civilization, form the idea of ecological civilization of Socialism with Chinese characteristics for a new era, and achieve a major transformation from practical exploration to Scientific theory guidance. After tenacious efforts, China's sky is bluer, the ground is greener, the water is clearer, and the mountains and rivers are more colorful. The achievements in the construction of ecological civilization in the new era have attracted worldwide attention and become a significant symbol of the historic achievements and changes in the cause of the Party and the country in the New Era Party. China's economic and social development has entered a high-quality stage of accelerating green and low-carbon development, and the construction of ecological civilization is still in a critical period of pressure and burden. We must plan and promote the ecological and environmental protection work of the new journey with a higher position, broader perspective, and greater efforts, and write a new chapter in the construction of ecological civilization in the new era. First, the relationship between high-quality development and high-level protection. We should plan for development from the perspective of harmonious coexistence between man and nature. Through high-level environmental protection, we should constantly create new momentum and advantages for development, focus on building a green and low-carbon Carbon cycle economic system, effectively reduce the cost of resources and environment for development, and continue to enhance the potential and stamina of development. The second is the relationship between key challenges and collaborative governance, which should adhere to a systematic concept and grasp the main contradictions