Drinking water filters are a great way to help protect the environment and ensure the health of communities.

However, they also pose the risk of introducing microbes into drinking water sources and possibly triggering illness.

This article is part of the Climate News Network’s partnership with World Food Programme.

We are publishing other articles by World Food Program writers in this series, as well as by other NGOs and other agencies working on the frontlines of climate change.

This article first appeared on World Food Plan.