One of a series of five outputs produced under a small project for the Renewable Natural Resources and Agriculture Team of the UK Department for International Development (DFID). The objective of the project was to identify the implications of climate change for key areas of DFID’s Agricultural Policy and the Renewable Natural Resources and Agriculture (RNRA) Team portfolio and to produce a  series of practical outputs to assist the RNRA team in programme implementation and communication.This report reviews current knowledge about the relationships between agriculture andclimate change and outlines the main areas of certainty.