Yasunidos, an organisation made up of greenwarriors and indigenous groups, said it has obtained more than the requiredamount of signatures to force the referendum into drilling in the YasuniNational Park, according to a report.

The group has received 727,947 signatures fromas far afield as Australia, Mexico and Europe to their petition to have a voteon whether or not to open the acreage to exploration, the BBC reported on itswebsite.