President Obama is expected to announce a new rule cutting emissions from coal-fired power plants. A Pew Research Center survey last September found support for action to cut emissions.
Average temperatures have risen over the past century in nearly every part of the U.S. outside the Deep South.
Some Democratic senators may join with Republicans to vote for building the Keystone XL pipeline. It's an issue that divides Democrats, a Pew Research survey found in March.
An international panel of scientists warned yesterday of that the world is already experiencing the effects of climate change and it will get worse -- highlighting a problem that people in many countries see as a major threat.
While Republicans and independents continue to favor constructing the Keystone XL pipeline, Democrats are divided. Opposition to the pipeline is most widespread among highly educated Democrats, liberals and Democrats with high family incomes.
More than six decades of global temperature data, condensed into a 15-second visualization.
The average price of a gallon of regular gasoline across the U.S.
The UN Climate Change Conference convened today in Warsaw with a call for governments to reach an agreement to cut greenhouse gas emissions. The talks begin against a public opinion backdrop in which fewer Americans see global climate change as a major threat than do people in most other regions.
As many Republicans say there is solid evidence of global warming as say there is not (46% each). Among those who agree with the Tea Party, 70% say there is not solid evidence of warming, while 61% of non-Tea Party Republicans say global warming does exist.
Nearly half of Chinese say air pollution is a "very big" problem in their country.