The international community is beginning to recognize the integral role of urban agriculture in improving the economy, environment, and health of cities. The Resource Center on Urban Agriculture and Food Security (RUAF) Foundation expects that by 2020, 85 percent of the poor in Latin America, and about 40 to 45 percent of the poor in Africa and Asia will be concentrated in towns and cities. Urban agriculture reduces the poverty and food insecurity resulting from urbanization, while also improving the health of city residents and preserving the environment.  Food Tank has put together a list of 12 organizations that are propelling urban agriculture in cities around the world in this article.