Countries have recognized the need for comprehensive changes in agriculture and food systems in order to adapt to and contribute to mitigation of climate change. To further these changes, appropriate policies and institutions are needed that align agricultural development, food security and climate objectives. They also have to be supported by financial resources, which must be used strategically to ensure maximum impact. This is Info note number 3 of 3 drawn from The State of Food and Agriculture 2016. Climate change, agriculture and food security. For sources and more detail, please refer to the complete report (available at www.fao.org/3/a-i6030e.pdf). The Info note 1 (http://www.fao.org/3/a-i7084e.pdf) presents the main contents of the report and discusses the changes needed in agriculture in order to respond to the challenge of climate change. The Info note 2 (http://www.fao.org/3/a-i7085e.pdf) discusses the constraints to adoption of improved agricultural practices for mitigation and adaptation to climate change.