 Transneft has since decided to move the pipeline away from Lake Baikal, so that it will not pass through any federal or republic natural reserves.Work began on the pipeline two days after President Putin agreed to changing the route away from Lake Baikal.In 2006, the Russian government announced plans to build the world's first international uranium enrichment center at an existing nuclear facility in Angarsk, a city on the river Angara some downstream from the lake's shores.