Blue skies helium

Blue skies helium

Can we harvest helium from the sky? Absolutely, says Richard Clarke. Helen Carmichael talks to him about whether the air will ever become a viable helium source.

You must be a subsciber to read this content

If you already subscribe, please sign-in now

Subscribe to Gas World


Get instant access to must-read content from top industry writers!

Subscribe now to access this and hundreds more full length features from only $240Read this week’s free feature to discover some of the in-depth content subscribers receive every month.