The combined effects of climate change, poverty and terrorism are taking a heavy toll on the Sahel.

That’s according to the UN Regional Humanitarian Coordinator for the region, Toby Lanzer, who has been traveling throughout the nine countries in west and central Africa that make up the Sahel.

Some 25 million people there are said to be food insecure, with 5 million of those severely food insecure. As a result, some 700,000 children could die each year in the Sahel due to malnutrition.

Veronica Reeves has more.

Duration: 2:14