Following a review of fuel economy standards from the White House, the Sierra Club said it filed a complaint against the EPA for violating integrity rules. President Donald Trump vowed during a visit to the American Center for Mobility near Detroit to review, or possibly revoke , guidelines submitted by his predecessor that were aimed at putting more clean vehicles on the road. Former President Barack Obama during his second term in office issued a mandate that called for an increase in fuel economy to 54.5 miles per gallon by 2025. The Obama administration said the goal of the mandate was to curb greenhouse gas emissions from the transportation sector, the economic sector […]