OGUK, the trade body representing interests of the UK’s offshore oil and gas industry, has urged the government to allow new oil and gas fields, “or risk surging import bills and future shortages.”The trade body said it was reacting after the debate over the Cambo offshore oil and gas field, planned 75 miles west of Shetland. It would deliver 170 million barrels of oil, plus some gas, over 20 years…