a) Yahoo!
b) I put in fracking and water contamination
c) Caruso, David B. "`Fracking` Pollution In Water: Pennsylvania Allows Natural Gas Drilling Waste Disposal In Waterways." Huffington Post 3 Jan. 2011. Web. 26 July. 2011, <http://www.huffingtonpost.com/>.
d) This site is credible because it comes from a reputable newspaper and it is a timely article.
No comments:
Post a Comment