RCP 8.5: The “Mother of all” Junk Climate Science

Guest post by David Middleton Featured image borrowed from here. Nearly every catastrophic global warming doomsday scenario, particularity those involving icecap failures and Noah-size sea level rises are based on the “RCP 8.5” scenario.   Representative Concentration (or Carbon)Pathway 8.5 assumes a “rising radiative forcing pathway leading to 8.5 W/m² in 2100.”  It is generally…

Initialization practices disqualify UN IPCC global circulation models from use for most climate change forecast purposes

Guest essay by Michael G. Wallace Hydroclimatologist, Albuquerque, NM The United Nations Intergovernmental Panel on Climate Change UN IPCC features and endorses decadal global climate forecasting products. Those in turn feed into numerous downscaled regional climate forecasts. In published representations of forecast skills to date, all within this collective appear to include the poorly disclosed…

IPCC ≠ SCIENCE (2) A SEPARATION OF POWERS

Guest essay by Wim Röst The French Baron de Montesquieu (1689 – 1755) is well known for his theory of ‘separation of powers’: “He is famous for his articulation of the theory of separation of powers, which is implemented in many constitutions throughout the world. He did more than any other author to secure the…

IPCC ≠ SCIENCE ↔ IPCC = GOVERNMENT

Guest essay by Wim Rost Sometimes you know that something “stinks” somewhere. But you don’t know what and you don’t know where. You can search everywhere and don’t find it. Till you finally find out. Until recently I thought about the IPCC as an organisation “filled up with science”. That thought was both right and…

‘The IPCC does not make recommendations’ (©IPCC)

Guest essay by Drieu Godefridi In a message to “Friends of Science” (October-28-15 5:50 am, quoted here. Jonathan Lynn, “Head, Communications and Media Relations” of the Intergovernmental Panel on Climate Change (IPCC) writes: “I’d like to point out that the IPCC does not make recommendations on any topic and you will not find any recommendations in…