By Lucy Thornton & Benedict Tetzlaff-Deas The third eruption in three months has started in Iceland amid fears more homes could be engulfed. The latest lava fountains started shooting into the air before 6am on Thursday morning. Some locals claimed the eruption looks bigger than before. It comes after experts in the scientific community told of their fear the long-dormant fault line running under the country has woken up. There are concerns it could now erupt for years ahead. The town of Grindavik had already been evacuated with 4,000 people having to relocate after thousands of earthquakes ri…