"Attack of the Climate Spam?"

News Web sites that allow reader comments are experiencing "climate spam" -- generic, marginally relevant comments on climate news stories denying that human activities are causing climate change or the need to do anything about it. The same comments are posted verbatim on multiple sites. The comments repeat the talking points of PR firms paid by fossil fuel industries -- and they are anonoymous.

Moises Velasquez-Manoff posts on The Christian Science Monitor's Bright Green Blog August 7, 2009.