Siljan Ring proved inconclusive. Drilling for natural gas was resumed in the late 2000s and continues as of mid-2012. The scientific premise for prospecting of this sort is based on the work of physicist Vladimir Kutcherov, who is cooperating with Igrene, the company financing the drilling operations. Siljan Ring The Siljan Ring () is a prehistoric impact crater in Dalarna, central Sweden. It is one of the 15 largest known impact craters on Earth and the largest in Europe, with a diameter of about . The impact that created the Siljan Ring occurred when a meteorite collided with the Earth's surface during
Adrian Mora Adrian Mora Adrián Mora (born February 26, 1978) is a Mexican American professional boxer and the former IBA Light Welterweight Champion. Mora had an amateur career of 62-8 and also won a Silver Medal at the 2000 Western trials. He is the younger brother of both Light Welterweight contender Anthony Mora and boxing referee Russell Mora. In January 2007, Mora beat the American Aaron Drake to win the National Boxing Association Light Welterweight Championship. On May 18, 2007 Mora beat Marc Thompson (15-1) in just the first round to become the IBA Light Welterweight Championship. This bout was held at