• The greenhouse effect is something you can observe experimentally - and most people have observed the greenhouse effect themselves, in greenhouses. Yes?

    Nicholas Stern: The greenhouse effect is something you can observe experimentally - and most people have observed the greenhouse effect themselves, in greenhouses. Yes?
    "'We're the first generation that has had the power to destroy the planet. Ignoring that risk can only be described as reckless'". Interview with Decca Aitkenhead, www.theguardian.com. March 29, 2009.