000 | 00801nab a22002537a 4500 | ||
---|---|---|---|
100 | _aVaughan, Chris | ||
942 | _cAC | ||
040 | _beng | ||
041 | _aeng | ||
245 | _aStreet wise to the dangers of ozone : ozone in the upper atmosphere protects us from the sun ; at ground level the gas is toxic . The US congress , currently redrafting its clear air act ... | ||
260 | _c1990 | ||
260 | _c1990 | ||
245 | _dVol. 126 , No. 1718 | ||
773 |
_0191492 _wu191492 _9315665 _tNew scientist _gP. 56-59 Vol. 126 , No. 1718 |
||
650 | 0 | _aEarth sciences | |
520 | _aAir quality | ||
520 | _aAir pollution | ||
520 | _aEnvironmental monitoring | ||
520 | _aPollution control | ||
520 | _aAtmosphere | ||
520 | _aOzone layer | ||
520 | _aPollutants | ||
999 |
_c248148 _d248148 |
||
970 |
_a51 _bMohamad Barham _c51 _dMohamad Barham |