1 See a doctor if canker sores are accompanied by fever, last more than three weeks, or the affected individual has difficulty swallowing.  Multiple factors may cause canker sores, including injury to the mouth, acidic or spicy foods, vitamin deficiencies, hormones, stress, or autoimmune disorders.
Horror at the world's largest solar farm days after it opens as it is revealed panels are SCORCHING birds that fly over them. 1  The Ivanpah Solar Electric Generating System, the world's largest solar plant of its kind, recently switched on. 2  The plants is located on five square miles of the Mojave Desert, near the California / Nevada border.
Currently, the largest solar panel farm in the world is Huanghe Hydropower Golmud Solar Park, located in China. The solar farm produces roughly 200 MW per day. There is currently a 550 MW solar farm (The Desert Sunlight Project) under construction in Riverside County, California.