Between 1893 and 1940, maximum Arctic ice thickness dropped from 365 cm to 218 cm.

Papers Past — Auckland Star — 14 December 1940 — WARMER ARCTIC

The US Navy reports that ice thickness between Spitzbergen and Greenland is currently two metres – the same as it was in 1940.

ictn2015031218_2015032000_040_arcticictn.001.gif (740×666)

This is why government climate experts have been tampering with data to make the 1940’s blip disappear.

From: Tom Wigley <wigley@ucar.edu>
To: Phil Jones <p.jones@uea.ac.uk>
Subject: 1940s
Date: Sun, 27 Sep 2009 23:25:38 -0600
Cc: Ben Santer <santer1@llnl.gov>

It would be good to remove at least part of the 1940s blip, but we are still left with “why the blip”.

di2.nu/foia/1254108338.txt

Mike,
Can you delete any emails you may have had with Keith re AR4? Keith will do likewise… Can you also email Gene [Wahl] and get him to do the same? I don’t have his new…