![](https://assets.weforum.org/article/image/n1BRcohPQiB9e_zQoM2sRL_KFq1oX6MAogL-lafxGR4.jpg)
Climate Action
Scientists think El Niño weather forecasts can save millions of lives. Here's how
El Niño forecasts can help prevent cholera deaths in Africa.
Benjamin Zaitchik is Associate Professor of Earth and Planetary Sciences, Johns Hopkins University