000 00308nam a2200121Ia 4500
008 220216s9999 xx 000 0 und d
100 _aTollefson Jeff
245 0 _aAir sampling revels high emissions from gas field
260 _bNature
_c2012
300 _a139-140
650 _aClimate change
942 _cJS
999 _c54020
_d54020