Definition of global warming in US English:
 global warming
nounˈɡlōbəl ˈwôrmiNGˈɡloʊbəl ˈwɔrmɪŋ
A gradual increase in the overall temperature of the earth's atmosphere generally attributed to the greenhouse effect caused by increased levels of carbon dioxide, chlorofluorocarbons, and other pollutants.
 Example sentencesExamples
-  Some climatologists maintain that global warming is unlikely to have an impact on hurricanes.
 -  However, whether this is global warming, or part of a longer-term cycle, who knows?
 -  The jury is still out regarding the case of human induced global warming.
 -  One further feature of global warming is the increased risk of flooding in the future.
 -  The islands are at risk of being submerged if sea levels rise, which is an expected result of global warming.
 -  Conflict over the role of nuclear power in combating global warming is heating up.
 -  However, the impact that global warming may have on the monsoon is not yet fully understood.
 -  If we use more petrol we create more pollution and add to global warming.
 -  We all know that carbon emissions are contributing to global warming and ecocide.
 -  It is the key to the fight back against pollution, global warming, and dwindling resources.
 -  He was a sceptic about the capacity of global warming to affect hurricanes when he began a detailed study of the data.
 -  Where am I to go for serious coverage and debate on the big issues of climate change and global warming?
 -  For the first time senior politicians and the media have clearly linked flooding to global warming.
 -  The tired old global warming, and greenhouse gas bogeymen have also been raised.
 -  The reason is the way global warming affects rainfall and other weather patterns.
 -  It is impossible to blame any one individual weather event on global warming.
 -  I have researched the subject of global warming and alternative energy for more than ten years.
 -  The company is deeply concerned by the effects of global warming caused by the greenhouse effect.
 -  We cannot tell if global warming is occurring as a result of increased atmospheric carbon dioxide.
 -  One important problem is that the emission of carbon dioxide causes global warming.