000 00941cab a2200253 4500
001 ABS45916
008 090401t1992 xxu||||| |||| 00| 0 eng d
035 _a(Sirsi) u55868
041 _aeng
100 _aOscroft, G.
245 _aMethane gas
260 _c1992
350 _a0
490 _aSurveyor
_v177(5178) 6 February 1992, 15(1)
520 _aAccording to the DOE, 40% of methane gas emissions originate in disused coal mines and the problem of pollution and house contamination appears to be worsening. This article raises the technical difficulties in identifying sources and controlling the gas escape, notwithstanding the legal battles to establish responsibility and codify official guidance.
650 _aCONTAMINATED LAND
650 _aDISUSED MINES
650 _aHAZARDOUS GASES
650 _aMETHANE GAS EMISSIONS
690 _aLAND
690 _aMINING AND MINERALS
942 _n0
948 _c04/03/1997
999 _c34146
_d34146