It said a number of new planning and tourism laws were being debated in Greece which could have a "beneficial effecton the Crete project, if implemented".
The teams believe a 2006 "Memorandum of Cooperation" among themselves, Triple Five and the New Jersey Sports and Exhibition Authority gives the teams the right to block changes to the project that would have an adverse effecton their business, people familiar with the teams' position said.
With this project we heard there was some local concern about a negative effecton tourism, so we decided to go one step further than usual and create a tourist attraction to leave as our legacy.
"I'd be interested to know where he expected those people to go, there would be a huge knock-on effect, " said Hannah Rowan from the West Rhyl Young People's Project.
The deal signed by ministers on Tuesday puts those negotiations into effect, establishing the international organisation that will implement the Iter fusion energy project.