Danny Healy-Rae, TD for Kerry

Why Danny Healy-Rae’s comments about climate change were MOSTLY right

1. Background to the Healy-Rae debate

The Healy-Rae brothers are two independent TDs from Kerry, a beautiful but very rural part of Ireland. Source: http://gowest.ie/index.php/2015/09/30/ring-of-kerry-and-dingle-peninsula-iscd-2016/
Michael Healy-Rae, TD (left) and Danny Healy-Rae, TD (right)

2. What Danny Healy-Rae was saying

Victorian postcard showing the Obelisk at the top of Killiney Hill, which was built as a famine relief project after the 1739–41 “Great Frost”. Source: http://www.dublinflowershop.ie/Blog.aspx
Aerial view of Killiney and Dalkey Hill showing the Obelisk. Source: https://homethoughtsfromabroad626.wordpress.com/2015/02/11/victoria-obelisk-killiney-hill-killiney-county-dublin-ireland/
One estimate of how much of Ireland and Britain was covered in ice sheets around 15,000 years ago. Source: http://www.bgs.ac.uk/discoveringGeology/geologyOfBritain/iceAge/home.html?src=topNav
Some of the recent estimates of global temperature trends since 1000 AD which show a strong Medieval Warm Period and cold Little Ice Age. Taken from our “Global temperature changes of the last millennium” review
Some of the rival estimates which suggest that the Current Warm Period is warmer than the Medieval Warm Period… but that both were warmer than the Little Ice Age. Taken from our “Global temperature changes of the last millennium” review

3. “But, climate scientists already know about that!

Figure 27 of our recent Earth-Science Reviews paper showing how one estimate of solar variability (red curves) can explain most of the temperature trends (blue curves) since the 19th century — after accounting for the urban heat island problem
The definition of “climate change” used at the 2015 Paris meeting on climate change didn’t consider natural climate change!

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Independent scientist, environmentalist & writer (Dublin, Ireland) https://ronanconnollyscience.com/

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Dr. Ronan Connolly

Dr. Ronan Connolly

Independent scientist, environmentalist & writer (Dublin, Ireland) https://ronanconnollyscience.com/