Hundreds Arrested in Sustained Tar Sands Protests at White House | Speculation Drives Up Coffee Prices Ethical Markets August 31, 2011 SRI/ESG News, Sustainability News Hundreds Arrested in Sustained Tar Sands Protests at White House Protests demand Obama use veto power to halt proposed expansion of Keystone XL pipeline that would carry tar sands oil from Canada to the Gulf of Mexico Go to story | Go to homepage Speculation Drives Up Coffee Prices Kevin G. Hall: The same big financial investors that drove up the price of gas are pushing up the price of your cup of joe Go to story | Go to homepage