What’s in the water?

That’s what legions of volunteers are finding out with MyH20, a network that collects drinking water data to help find solutions to improve water quality across China.

Globally, two billion people lack access to safe drinking water, a figure that will only go up as infrastructure struggles to keep pace with new climate change-related weather patterns.

Xiaoyuan "Charlene" Ren is the founder of MyH20. We talked to her about the challenges of securing safe drinking water, and the power of citizens to collect data to make big changes.

Learn more about Jane Goodall and Xiaoyuan Ren here.

Find all episodes here.

Find more stories about climate action from UN News here.