Drone presentation - 3D Villa Shamengo

My electric bike runs on hydrogen

I created an open-source machine to make natural dyes. 

I breathe new life into ancestral seeds

The untouchables I help are no longer destined to clean human excrement

My invention could save your skin

I track fake medication

I create fuel from algae

I turn water from your toilet into drinking water

I created a deodorising fabric with coffee grounds

I build houses out of hemp concrete

I offer in-home refills for my own line of organic products

Our drivers tackle some of Africa's toughest roads to save lives.

I help the colour blind see colours

I created the world's simplest toilets

I'm fighting the blood mafia with my free donation network

We started Homeless Man of the Year

La Nuit du Clean Tag

Coral reefs have a future because of my invention

I use the forest judiciously