On February 20th 2007 Chris Luebkeman participated in "The 2012 Imperative: Global Teach-in" (http://ww.2010imperative.org), a live webcast which addressed global warming and climate change
issues.Broadcast live from New York, the webcast reached more than 250,000 students and practitioners of
architectural design.

Video Clips of the event are uploaded to youtube. Find the videos from the following links
video1:http://www.youtube.com/watch?v=yBwH3xbOuHE
video2:http://www.youtube.com/watch?v=56I8_id3Tb8
video3:http://www.youtube.com/watch?v=iYJdhnuS30s
video4:http://www.youtube.com/watch?v=bUzN1qc1w7Q