The green tuk-tuks use electricity are cleaner and quieter.
The seaweed blocks are good for 120 years.
We can use the power of water to make clean energy, without any smelly smoke or dirty pollution.
Even though dams are useful, they also harm the environment. Let's respect the fish and take those dams down!
A dance club in Scotland have invented a dance floor that turns body heat into energy.
Cars that run on sunlight can change the world.
Cars that run on sunlight can change the world.