Some of them were also potent greenhouse gases: one, called R12 - a CFC - had a global warming potential almost 10,000 times that of CO2. A single 30lb canister of this gas contained the ...

were initially designed to replace CFCs, which are responsible for ozone layer depletion. Although they have no impact on the ozone layer, their effect on global warming is alarming. With a global ...

Concentrations of key gases in the atmosphere that are driving up global temperatures reached a new high in 2017. In their annual greenhouse gas bulletin, the World Meteorological Organization ...

While carbon dioxide, or CO2, is the best-known greenhouse gas, several others, including methane and nitrous oxide, also drive global warming ... presence of CFCs, another ozone-depleting ...