[lemma=degradation | word=environmental] [□=□] □
[lemma=degradation | word=environmental] [lemma=□] □
[lemma=degradation | word=environmental] [word=□] □
Many important state concerns are within the power of states to regulate ( e.g ., highway safety , waste disposal , environmental degradation ) but state regulation of such concerns can have , in today 's world , substantial impacts outside the state .