The results showed that when it came to “pollution of drinking water,” 60% worried about it a “great deal” in 2014 but only 55% worried about it a “great deal” in 2015. For “global warming or climate change,” some 34% worried about it a “great deal” in 2014 but that went down to 32% in 2015. The full results from Gallup are presented in the screenshot below:
Gallup: 'Only 32 percent saying they worried about it a “great deal.” “Importantly, even as global warming has received greater attention as an environmental problem from politicians and the media in recent years, Americans’ worry about it is no higher now than when Gallup first asked about it in 1989,” writes Gallup’s Jeffrey Jones.
“Americans express greater concern over more proximate threats — including pollution of drinking water, as well as pollution of rivers, lakes and reservoirs, and air pollution — than they do about longer-term threats such as global warming, the loss of rainforests, and plant and animal extinction."