Tag Archives | acid rain


Ozone hole could be lesser of two evils

A new study in the Journal of Physical Chemistrysuggests that the chemicals that helped solve a global environmental crisis in the 1990s – the hole in Earth’s protective ozone layer – may be making another problem – acid rain – worse. The chemicals in question, known as hydrochlorofluorocarbons (HCFCs), replaced the ozone-destroying chlorofluorocarbons (CFCs) once […]

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