The CGIAR Research Program on Climate Change, Agriculture and Food Security (CCAFS), led by the International Center for Tropical Agriculture (CIAT), brings together some of the world’s best researchers in agricultural science, development research, climate science and Earth system science, to identify and address the most important interactions, synergies and trade-offs between climate change, agriculture and food security. www.ccafs.cgiar.org. Donors: https://ccafs.cgiar.org/donors.