Two-thirds of Americans (66%) favor building the pipeline, which would transport oil from Canada’s oil sands region through the Midwest to refineries in Texas.
Two-thirds of Americans now say there is solid evidence of global warming and an increasing proportion also say that the rise in the earth's temperature has mostly been caused by human activity.
While Japanese prime Minister Yoshihiko Noda has been trying to persuade local communities it is safe to restart two nuclear reactors, 70% of Japanese say their country should reduce its reliance on nuclear energy.
There has been a modest increase over the past two years in the percentage of Americans who say there is solid evidence of global warming, although substantially fewer Americans say there is solid evidence of global warming than did so from 2006 to 2008.
Public support for increased federal funding on research into alternative energy technology, including solar technology, has decreased substantially since the early months of the Obama administration, with nearly all the decline coming from Republicans and Republican-leaning independents.
Fifty years after the first American manned space flight, nearly six-in-ten say it is essential that the U.S. continue to be a world leader in space exploration and a majority say it has been a good investment for the country.
Support for the increased use of nuclear power has declined amid the ongoing nuclear emergency in Japan. But with the surge in gas prices, support for increased offshore oil and gas drilling is growing.
A majority of Americans say the earth is warming, but far fewer than said so in 2006. The decline has come mostly from Republicans, and very few Tea Party supporters say there is solid evidence of global warming. Also, the public is divided on the question of whether scientists themselves agree that the earth is warming.
Senior research staff answer questions from readers relating to all the areas covered by our seven projects, ranging from polling techniques and findings, to media, technology, religious, demographic and global attitudes trends.
Most Americans envision a future where cancer is cured and space travel is for everyone. But they also see a world beset by war, energy shortages and a terrorist attack with nuclear weapons. Still, most see a better future for themselves and the nation over the next four decades.