Safe and sustainable cities will depend on lithium-ion batteries to power our vehicles, store renewable energy, build smarter connected cities, and keep us connected through mobile phones. But what are the costs? Where do batteries come from before we get them, and where do they go once they are used? What are the hidden dangers and what can we do about the problem of e-waste?

Take the journey of a lithium-ion battery, like the one in your phone, from extraction to e-waste to understand what the risks are and what we can do about them.