Drone presentation - 3D Villa Shamengo

I created the Children’s Republic to keep kids off the streets.

I designed an anti-rockfall textile

I recycle rare earth metals

I created a deodorising fabric with coffee grounds

I created the zero waste festival

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

I help people save for health care

I tag your CV to help you find work

I created the Barefoot College

Trash from the sea is treasure for our art

I created universal eyeglasses

I created the world's simplest toilets

Trade your steak for bugs!

I install air-conditioning systems above your head

I purify water with solar energy

I take the elderly for a ride on rickshaws

I invented a shrimp-based bioplastic

I make bioethanol from your old clothes

I offer an inexpensive complete check-up via telephone.