Independent (UK): yesterday when plans were revealed for the UK’s first power plant to produce electricity from geothermal energy — the Earth’s own heat. The plant is a joint partnership between the Eden Project, the Cornish ecotourism attraction which features the world’s largest greenhouse, and a geothermal power company, EGS Energy. It is hoped the plant will be built on the Eden site near St Austell, and will power the whole complex. It will be based around two wells, driven down 4km into …