Associated Press: Interior Secretary Ken Salazar says government scientists have until Oct. 1 to determine what research gaps remain in determining the effects of offshore oil and gas development in the Arctic Ocean. Salazar said Tuesday that the U.S. Geological Survey will examine research already done on the Beaufort and Chukchi seas. Then they’ll decide what still needs to be studied to better determine the environmental effects of drilling and challenges from the climate change that has stressed …