so, kate sinding, talk to us a little bit that's. the obvious plus suget more and it's what cost? >> right, ye, fracking, the development of fracking combined in the case of many of these resources with horizontal drilling that allows for them to develop resources where they previously hadn't thought that they economically could do so. what those two technologies involved mean together is significant amounts of water usage, significant generation of waste waters, generation of air pollution, lots of traditional pollution, significant amount of water involved in fracking translate into ndreds of tru trip for every well pad. those in turn turn into not only air quality impacts but impacts to quality of life, the kinds of things that we saw in a clip from one of the segments earlier this week. we're grappling with some really serious issues now, issues the industry itself is acknowledging present real problems, waste water being a key example. the wurt that-- waste water generated through the extraction of gas using the fracking process is heavily contaminated, both with chemicals us