Environmental groups secures approval to intervene in legal challenge from shale players
TO GO WITH STORY BY KATY LEE The Scottish Saltire flies next to Britain's Union Flag in Edinburgh on August 21, 2013 during the annual Festival Fringe. With just over a year to go before Scotland's historic referendum -- which could see the 5.5 million-strong nation move to split from England, Wales and Northern Ireland -- a string of shows on the Fringe programme tackle the thorny issue of independence. AFP PHOTO/ANDY BUCHANAN . .
