States that pollute are under threat from those that do n't . ` Fifteen states , other groups challenging new federal anti - pollution laws . There 's a chance the state will prevail in the case before conservative Supreme Court . Oral arguments over 90 minutes take on a metaphor theme .
States that pollute are under threat from those that do n't . Fifteen states , other groups challenging new federal anti - pollution laws . There 's a chance the state will prevail in the case before conservative Supreme Court . Oral arguments over 90 minutes take on a metaphor theme .