National Final Number 1

Chimney fan solves your smoke problems and halves particle emissions


National Final Number 2

an Oceanic Thermal Energy Extraction Project

WaterCloset 2.0

National Final Number 3

A modular shower storage solution that recovers water & heat

Green Grill

Quality grill to replace the disposable grill

Solar Burner

Hydrogen production and storage system for cooking in developing world

Subscribe to newsletter