Sunday's “Forward On Climate” rally drew an estimated 35,000 people to Washington, DC to protest the Keystone XL pipeline, making it the largest climate rally in U.S. history, according to organizers. Every major news outlet covered it, putting a national spotlight on the environmental risks associated with the project. But Fox News used the rally as an opportunity to mock the protesters and cast doubt on the science of climate change.

On his Fox News show, Neil Cavuto suggested that it was “bad optics” to “protest global warming in the middle of this Arctic blast.” Fox Business' Charles Payne claimed that the protesters “probably have done very little research” and are relying on “anecdotal” evidence of climate change:

But by pointing to cold weather in Washington, Fox News was actually the one using an anecdote to dispute the long-term warming trend.

Of course, climate change will not eliminate winter or day-to-day variation in our weather. But it will lead to more heat extremes and fewer cold extremes.

And while Payne attempted to conflate carbon intensive tar sands oil from Canada with fracking for oil and gas in the U.S., even Rupert Murdoch, the chairman of Fox News' parent company, sees the difference: