Agriculture has a unique place in climate change and human development. It will be seriously affected by climate change impacts, whilst holding possibilities for substantial mitigation. Agriculture also provides livelihoods for many poor people and is fundamental to the food security and nutrition of the world’s population. The November World Food Summit recognised this in its declaration "to proactively face the challenges of climate change to food security and the need for adaptation of, and mitigation in agriculture.. with particular attention to small agriculturalproducers and vulnerable populations". This Paper focuses on the main issues of how agriculture and climate change that need to be considered in Copenhagen.