See the issue is that most people don't deny it just a small percentage of people deny global warming for some reason. (city-data.com)
I wonder those people deny the global warming whether see the one by one phenomenon, whether they worry about these phenomena? (dotearth.blogs.nytimes.com)
Many of those labeled «deniers» aren't denying global warming exists; rather, they're questioning it's cause. (nakedpastor.com)