Main Public Broadcasting Network: Maine has come in first in the race to reduce its carbon footprint, according to a report released today. Between 2004 and 2007 Maine reduced carbon emissions by a greater proportion than any other state. "Maine’s pollution reduced by 15 percent since 2004, which is the year that in most states, pollution levels began to peak," said Katie Kokkinos of the advocacy group Environment Maine at a news conference this morning outside Portland City Hall. Maine, however, is still going …