草地是我国面积最大的陆地生态系统，在保障国家生态安全、食物安全和弘扬中华草原文明中具有突出的战略地位。本文分析了我国草地资源、草地生态功能、生产力的现状和变动趋势及其主要的影响因素，阐述了目前和未来我国草地生态保障、草地生产力和草牧业发展面临的机遇、挑战和潜力。在以上内容分析的基础上，提出了我国保障草地生态安全和发展草牧业的战略目标、战略重点、关键措施和主要政策建议。

As the largest terrestrial ecosystem in China, grassland plays a strategic role in ensuring the ecological and food security and carrying forward the grassland culture of China. This paper analyzes the current situation, development trend and major influence factors of the resources, ecological functions and productivity of the grassland in China and discusses the current and future challenges, opportunities and potential of China's grassland ecological security and productivity as well as the development of grassland husbandry. Based on the analysis, the author further makes suggestions on the strategic goals and focuses, key measures and major policies for the ecological and food security of China's grassland.