Unemployment; food safety,juvenile delin…
Unemployment; food safety,juvenile delinquency; air/water/noise pollution;
Cause: lack of regulations; technology is not so advanced
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Huijia Yang
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Unemployment; food safety,juvenile delinquency; air/water/noise pollution;
Cause: lack of regulations; technology is not so advanced
You must be logged in to post a comment.
Huijia Yang 7:28 am on October 24, 2013 Permalink | Log in to Reply
@Yan Gao