Lucky escape

时间:2019-03-06 14:03:01166网络整理admin

By Fred Pearce WE ARE all lucky to be alive. If industry had used bromine instead of its close relative chlorine in aerosols and refrigerants, we would have had something far worse than an ozone hole. The entire upper atmosphere would have lost its ozone by the mid-1970s, Nobel prizewinner Paul Crutzen told the conference. We may not be so lucky next time. Crutzen warns that the early signs of other environmental catastrophes could be going unnoticed. Crutzen of the Max Planck Institute for Chemistry in Mainz, Germany,