气候是最不稳定、最敏感、影响面最广和最直接的环境因子。我国是世界上气候变化敏感区和脆弱区之一。我国是农业大国,气候变化对农业的影响最为直接和最为敏感,因此,面对气候变化寻求对策来确保粮食安全是一个重大的课题……气候是人类赖以生存的自然环境的一个重要组成部分,是指某一地区在某一长时期内(月、季、年、数年到数百年及以上)气象要素(如温度、降水、风等)和天气过程的平均或统计状况,主要反映的是某一地区冷暖干湿等基本特征,它通常由某一时期的平均值和距 Climate is the most unstable, the most sensitive, the most widely affected and the most direct environmental factor. Our country is one of the sensitive and vulnerable areas of climate change in the world. China is a big agricultural country and the impact of climate change on agriculture is the most direct and the most sensitive. Therefore, looking for ways to ensure food security in the face of climate change is a major issue ... Climate is an important part of the natural environment on which mankind depends Refers to the average or statistical condition of the meteorological elements (such as temperature, precipitation, wind, etc.) and the weather in a certain area (month, quarter, year, years to hundreds of years and above) and the weather process, mainly reflecting Is the basic characteristics of a region such as warm and humid, it usually from a period of average and distance