Among the big-hitters that abstained from signing were the US, UK, China, Russia, Australia and Canada, making them ineligible to bid to host the group's headquarters.
Click here to see the list of official signatories.
US, UK, Australia among countries to pass on Irena
On 26 January, 75 nations signed the treaty establishing the International Renewable Energy Agency. The treaty was as notable for who did not sign as it was for those who did.
3 February 2009 17:36 GMT
Updated
26 September 2016 15:11 GMT
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