TED-Ed: Iceland's superpowered underground volcanoes | Jean-Baptiste P. Koehl

The video explores geothermal energy, a renewable source with minimal carbon emissions. It explains the Earth's mantle as a heat source and describes methods to harness this energy, such as geothermal power plants and heat pumps. Despite its potential, geothermal energy faces challenges like high costs and environmental impacts. However, new technologies offer solutions, making it a promising energy source.

What is the primary source of heat for geothermal energy?

Describe the process of how geothermal power plants generate electricity.

What are geothermal heat pumps and how do they work?

Explain why geothermal energy only accounts for a small percentage of humanity's energy production.

What challenges are associated with drilling for geothermal energy?

How can new technologies help mitigate the environmental impacts of geothermal energy?

What potential does geothermal energy have for sustaining humanity?