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
Corvi-Mora Corvi-Mora Corvi-Mora is a contemporary art gallery based in Kennington, South London. The gallery represents emerging and established international artists including Turner Prize nominees Roger Hiorns and Lynette Yiadom-Boakye. Corvi-Mora was founded by Tommaso Corvi-Mora in 2000 at premises in London's Warren Street after the closure of the gallery Robert Prime which he founded in partnership with Gregorio Magnani in 1995. Corvi-Mora moved to a space on Kempsford Road in 2004 with the contemporary art gallery greengrassi.. Notable exhibitions include "Sorrow for A Cipher" by Lynette Yiadom-Boakye in 2016, Roger Hiorns in 2004 and 2015, "The Commune Itself Becomes a