Margaret Thatcher started global warming alarmism

The Great Global Warming Swindle is being shown on ABC Television. My god. How can this be? How all-pervasive is the denialist industry to get their propaganda funded with tax payer's money?How can they be allowed to spread their misinformation about the clarity of climate science's conclusions in their successful attempt, so far, to stall serious action on global warming.'They' is Martin Durkin