Kauai

Multiple renewable energy systems on Kauai Island including solar power projects, hydropower, and biomass systems, expected to produce approximately 37% of Hawaii's energy by end of 2015.

Large-scale solar energy system with battery storage on the Hawaiian island of Kauai, designed to provide renewable electricity to Kauai Island Utility Cooperative.

Defense

A vehicle that uses a fuel cell to convert chemical energy into electricity to power its motor.

The network of stations and systems required to store and dispense hydrogen fuel for vehicles.

Organic matter from plants and animals that can be used as a source of energy.

A major solar power installation comprising over 59,000 solar panels with 12 megawatts capacity, costing approximately $54 million to develop.

Multiple renewable energy systems on Kauai Island including solar power projects, hydropower, and biomass systems, expected to produce approximately 37% of Hawaii's energy by end of 2015.

Law passed by Hawaii requiring the state to achieve 100% renewable energy by 2045.