May 4, 2012 — The Heartland Institute pulled its global warming billboard starring Ted Kaczynski, the Unabomber whose manifesto expressed his belief in catastrophic man-caused global warming, after 24 hours.* Read the release here.
May 3, 2012 — The Heartland Institute announces the installation of a digital billboard, along with an essay by Joseph Bast. Read them both here.
(* When Heartland took down the billboard, it also took down the image from this page. If you want to see it, Google will surely oblige. The above is the billboard Heartland has run from May 5 through its conference on May 23.)