Which environmental issue is primarily addressed by the EPA regulations for refrigerants?

The primary environmental issue addressed by the EPA regulations for refrigerants is ozone depletion and global warming. The regulations specifically focus on substances that harm the stratospheric ozone layer, such as chlorofluorocarbons (CFCs) and hydrofluorocarbons (HFCs).

These substances, commonly used in refrigeration and air conditioning systems, can release chlorine and other chemicals into the atmosphere that deplete ozone. The ozone layer is crucial for protecting life on Earth from harmful ultraviolet (UV) radiation. Additionally, many refrigerants are potent greenhouse gases, contributing to global warming when they escape into the atmosphere.

The EPA’s regulations aim to phase out the use of ozone-depleting substances and to manage the transition to more environmentally friendly refrigerants. This reflects a broader commitment to mitigate the effects of climate change and protect public health and the environment by reducing the release of these harmful substances.