Guest post by Renee Hannon Introduction The Arctic and Antarctic regions are different and yet similar in many ways. The Arctic has ocean surrounded by land and the Antarctic is a continent surrounded by water. Both are cold, glaciated and located at Earth’s poles some 11,000 miles apart. While sea ice has been retreating in…
Guest essay by Frank Lansner Presentation of the Original Temperatures project. Contents: 1. Introduction 2. Methods 3. Adjustments of temperature data 3.1. Adjustments: HISTALP – by the Austrian ZAMG 3.2. Adjustments: ECA&D – by the Dutch KNMI 3.3. Adjustments: The BEST project 3.3.1 BEST / Austria 3.3.2 BEST / Denmark 3.3.3 BEST / Hungary 3.3.4 BEST / UHI 3.3.5 BEST prefer…
2013 was 4th warmest year in the satellite era From University of Alabama, Hunstville. Global climate trend since Nov. 16, 1978: +0.14 C per decade December temperatures (preliminary) Global composite temp.: +0.27 C (about 0.49 degrees Fahrenheit) above 30-year average for December. Northern Hemisphere: +0.27 C (about 0.49 degrees Fahrenheit) above 30-year average for December.…
Guest Post by Kip Hansen There are a lot of good, in-depth technical discussions of Cowtan and Way 2013, Coverage bias in the HadCRUT4 temperature series and its impact on recent temperature trends. This is not one of them. In this post, I only hope to demonstrate a trick I learned when a young man,…