The
trigger was an e-mail chain maintained by Benny J. Peiser, a British social scientist who sends out daily summaries of research questioning
dangerous human - caused
global warming and international climate treaties, along with other subjects.
Per the IPCC's
global warming hypothesis, at the very top of the troposphere, above the equator region, is the location (12 km, 200hPa @ 20 ° N - 20 ° S) that
triggers a positive climate feedback, which produces the mythical runaway, tipping point of accelerated,
dangerous global warming, which of course is unequivocal and irrefutable, except when it isn't.