Roger Pielke Jr.'s Blog: Drought and Climate Change

Got that? Over the climate time scales "droughts have, for the most part, become shorter, less frequent, and cover a smaller portion of the U. S. over the last century."

Al Gore Sees 'Dirty Weather' Ahead - NYTimes.com

In an interview, Ms. Fox said that people were nonetheless beginning to understand that the climate is changing — and that humans’ heat-trapping emissions are a factor. “You know and I know that all through time there have been weather changes,” she said. “But now we have something different: this is dirty weather, not cyclical global weather.”
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More broadly, the Climate Reality Project’s goal is to forge connections between nongovernmental organizations working on climate change issues around the globe with individuals to spread awareness, Ms. Fox said in an interview. “There are something like two million environmental N.G.O.’s around the world working on climate,” she said. “We actually believe we have the numbers — but we don’t have the mass.”

She suggested that social media could create that mass: “we actually can find each other.”