Anyone looking for an example of how climate change is driving people to leave their homeland simply needs to look to Central America. Here, hundreds of thousands set out to find a future for themselves and their children in the United States. The effects of climate change are clearly visible not only on the agricultural sector but also on society and the economic development of this whole region. Especially in the countries of the so-called Northern Triangle – Guatemala, El Salvador and Honduras – where about one third of the population lives from agriculture, climate change calls all official long-term development goals into question. No wonder people are starting to migrate north. Rebecca Bertram takes a look