Two of the gases are accumulating at a rate that is causing concern among researchers. Worries over the growing ozone hole have seen the production of chlorofluorocarbon (CFC) gases restricted ...

Yes - the authors say that these CFCs are also very potent greenhouse gases. One tonne of CFC-11 is equivalent to around 5,000 tonnes of CO2. Chat to our climate change bot on Facebook Messenger ...

Hydrofluorocarbons are a group of human-made gases that were used to replace ozone-depleting chemicals called chlorofluorocarbons (CFCs), which were a popular refrigerant phased out under the 1987 ...

In addition, emissions of alternatives for chlorofluorocarbon, a common refrigerant and a greenhouse gas, increased by about 1.1 million tons from a year earlier. Japan set a goal to reduce its ...