Thomson Financial: Denmark aims to increase its use of renewable energy to 20 percent of its overall energy mix by the end of 2011, up from 15 percent today, the government said Friday. Prime Minister Anders Fogh Rasmussen’s liberal-conservative government, along with most other parliamentary parties, agreed late Thursday on the new target, the Climate and Energy Ministry said in a statement. “With its new energy agreement, Denmark takes the (global) lead in terms of offensive efforts” …