The ecological environment prblem has become a global hot spot. Countries around the world have accumulated rich experience in the practice and exploration of ecological and environmental governance. The report summarizes major ecological practices in the United States，Germany，Sweden，and Japan. We should comprehensively learn from the ecological governance experience of developed countries in improving ecological protection laws and regulations，carrying out collaborative and co-governance of ecological governance，facing up to scientific research on the environment，strengthening sustainable development and enhancing the awareness of ecological democracy. We should improve the legal system of environmental protection，build a multi-center ecological government，promote green and sustainable development，flexibly use ecological governance means，strengthen the construction of ecological democracy，and actively participate in global ecological cooperative governance.