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Power from the ocean: can we use bio-fouling organisms to help extract energy from waves?

Ocean waves are a massive source of energy, but it’s challenging to design power generators for the harsh environment. Allowing marine organisms to grow on engineered structures could help.
Solar thermal technology is still an outside bet - and not the kind of investment the CEFC was set up to make. WorleyParsons/AAP Image

The Clean Energy Finance Corporation is meant to back winners, not minnows

Environment minister Greg Hunt wants the Clean Energy Finance Corporation to focus on new technologies, not wind and solar. But that’s not what it was set up to do, and Australia already has an agency for that.
Investment in technologies beyond the existing wind and solar could stagnate in the face of the government’s reduced Renewable Energy Target. Rolandg/Wikimedia Commons

How will the reduced Renewable Energy Target affect investment?

After months of deadlock, a deal has finally been reached to reduce the Renewable Energy Target, ending the uncertainty for industry but also risking an already sparse pipeline of future projects.
A huge float called an ‘actuator’ is lowered into the water off the Perth coast. AAP Image/Carnegie Wave Energy

Surf’s up – can wave energy rise to the challenge in Australia?

Australia’s first large-scale wave energy project is online off the coast of Perth. As Hugh Wolgamot writes, it’s a promising development, but technological challenges remain.

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