Reuters: South Korea plans to raise its investment in alternative energy development by 60 percent this year to $193 million, the government said on Monday, as the resource-hungry nation seeks to diversify its energy sources. It plans to spend 194.4 billion won ($193 million) on alternative energy technologies, including solar and wind power as well as biofuels, the Ministry of Knowledge and Economy said in a statement. “The decision is to increase the domestic supply of renewable …