With Chloroflourocarbons phased out the ozone layer may be safer, but the replacement chemicals are proving to be greenhouse gases.

“Initially, it was thought these were an ideal solution — obviously that was not the case if they were contributing to another problem.”

While CFCs contribute more per unit to global warming, the rapid increase in the use of replacement chemicals makes them now the greater threat to climate stability, Metz told the AP in a telephone interview.

Technorati tag: CFCs, greenhouse gases