Bush has not obstructed environmental protection.
Nakayama
Granta
G
D003415:Crime / Q000331:legislation & jurisprudence; D004787:Environmental Pollution / Q000331:legislation & jurisprudence* / Q000517:prevention & control*; D035082:Federal Government; D014481:United States; D014484:United States Environmental Protection Agency / Q000331:legislation & jurisprudence* / Q000592:standards*