The term " sustainable development " refers to a state where the economy and the environment can develop in a balanced manner for a long time. That is, economic activities will not cause excessive damage to the environment, nor will they cause excessive restrictions on the economy. To achieve sustainable development, many aspects needed to be considered and worked hard. Here are some key points to note: Protecting the environment: The core of sustainable development is to protect the environment. A series of measures need to be taken to reduce environmental pollution and waste, such as using clean energy, reducing plastic pollution, and encouraging sustainable agriculture and fishery. 2. To promote economic growth: sustainable development also requires stable economic growth. A series of measures must be taken to promote economic growth and development, such as strengthening scientific and technological innovation, improving production efficiency, and promoting industrial upgrading. 3. Promotion of social justice: sustainable development requires a series of measures to reduce the gap between the rich and the poor, promote the development of education and culture, and protect the rights and interests of vulnerable groups. 4. Saving resources: sustainable development requires saving resources and taking a series of measures to reduce the waste and consumption of resources, such as using environmental protection products, encouraging water and electricity conservation, and reducing food waste. The issue of sustainable development was a complex and multi-dimensional one that required consideration and effort from multiple perspectives. Only with the joint efforts of the economy and the environment could sustainable development be achieved.