The battery industry is currently dominated by lithium-ion batteries. We have them in our phones and computers. They power electric cars. And they are increasingly being used to store energy generated by solar panels and other renewable energy sources.
Organizers of the Tokyo 2020 Olympic Games announced in February that all the Olympic medals for the games will be made from recycled materials. The strategic roadmap for the games, laid out in the document “Olympic Agenda 2020”, specifically calls for the inclusion of sustainability in every aspect of the games.