Landscape architecture should fully play its positive role in the context of global climate change and the target of carbon peak and neutrality proposed by China government. The practical actions of landscape architecture in various countries taken to address the goals of carbon peak and neutrality were learned about through exclusively interviewing International Federation of Landscape Architects Asia Pacific Region Climate Change Working Group. The goals and prospects for the development of landscape architecture in the future were proposed from two aspects including the flexible design and low-carbon design of landscape architecture.