Environmentalists have appealed to decision-makers to pull the plug on a controversial installation on one of Austrias highest mountains.Organisers of Styrias Regionale10 festival announced recently that famed Chinese artist Ai Weiwei will oversee the positioning of a four-tonne rock at the 2,995-metre Hoher Dachstein later this week.Ai Weiwei an outspoken critic of the Chinese […]