13 July 2021 3:39 GMT Updated 13 July 2021 8:35 GMT in Perth An international consortium is plotting a US$70 billion green hydrogen development in Western Australia that could eventually produce up to 50 gigawatts of hybrid wind and solar power. Introducing Accelerate Hydrogen We're pleased to announce the launch of Accelerate Hydrogen - the latest newsletter from Recharge and Upstream. Sign up now for an unbiased, clear-sighted view of the latest developments in the fast-growing hydrogen sector every week. The proposed Western Green Energy Hub (WGEH) covers an area of 15,000 square kilometers in the south-east of Western Australia, covering the shires of Dundas and the City of Kalgoorlie-Boulder.