"It's disturbing how much pressure it took to get this commonsense step from the guy in charge of protecting the air we breathe," said Lori Ann Burd of the Center for Biological Diversity.
生物多样性中心的洛里·安·伯德表示：“令人感到不安的是，这个常识性措施遭到来自保护我们呼吸所需空气的部门负责人的巨大压力。”