Anicet Mbida gives us every morning what is best in innovation. Today's innovation echoes Earth Day (which will take place tomorrow) And it is found in soil, fields and gardens.

It's quite magical since it is almost enough to plant wires in the earth to recover electricity. It is a technology developed by a Spanish company, the startup Bioo Tech. They started six years ago, with a simple potted plant that could charge a mobile phone. Today, they manage to light everything around their headquarters with a small garden transformed into a giant battery.