LUETZERATH, Germany (Reuters) -Climate campaigner Greta Thunberg was detained alongside other activists on Tuesday during protests against the demolition of a village to make way for a coal mine expansion but was released after an identity check, according to police. Thunberg was held while protesting at the opencast coal mine of Garzweiler 2, some 9 km (5.6 miles) from the village of Luetzerath, after police warned that the group would be removed by force if they did not move away from the edge of the mine. The village in the western state of North Rhine-Westphalia is being cleared to allow f…