John Christy

Global Warming

2008 ଚଳଚ୍ଚିତ୍ର

An Inconsistent Truth

2012 ଚଳଚ୍ଚିତ୍ର

The Alphabet of Truth: The Climate Change Deception

2016 ଚଳଚ୍ଚିତ୍ର