this c c be 50% of evething cong up theell, mosy volale orgic compods. tential poells with this ocess s e not ju relegat to the fcking of the welbut ery aspe of redtion. the inin iwhen t they ak outut of t sidesesf f thshaft into the water tle throu cracked cases. so, the chemica are mix and sos and sred in lar pond a a must insulated from t colle which i sotimes t done. once iis drilled and producuction, it can stillll be ininvisibly polluted. as much as s 9% of the methane d out of theay leak well.. most shale basins are even flat and maintain a fairly regular deep layer with you a hard rock contractions that would allow water to move upward. dog did from the university of the free state supported natural gas extraction until he embarked on instead of the geology of the desert. he fears that political pathways made by lava flows will allllow fracking fluluids and other ways to rise anand pollute t the watr table. and that goese lovove - goes set went to iraq, to the rock. our problem is 10 times, 100 times bigger.. you don't find these in the u.s.. >>