The word "global" causes queasiness.
Carbon dioxide (CO2) emissions resulting from construction are one of the main factors causing global warming.
He has nothing to say about rural poverty, surely the main cause of global poverty today.
Climate scientists have 95% confidence that humans are the main cause of global warming over the past six decades.
For a given amount of heat energy, burning gas produces about half as much carbon dioxide, the main cause of global warming, as burning coal.
In 2013, the UN's Intergovernmental Panel on Climate Change concluded with 95% certainty that humans are the main cause of global warming.
No one can seriously contest that humanity's carbon-polluting ways are the main cause of global warming, and that the consequences are set to intensify.
With overwhelming evidence that humans are the main cause of global warming, and with arguments that modest warming is beneficial falling apart, those who oppose climate solutions are forced to put their eggs in the 'low climate sensitivity' basket.
Japan is the fourth-largest emitter of carbon dioxide, which is produced by the burning of fossil fuels and is believed to be the most important heat-trapping gas and the main cause of global warming.
However, environmentalists say the email fits a pattern of collusion between the Bush administration and conservative groups funded by the oil industry, who lobby against efforts to control carbon dioxide emissions, the main cause of global warming.
