Predicting future CO2 levels

Guest essay by Roger Graves Anyone taking any notice of the mainstream media and more technical climate-related journals will no doubt be aware of the predictions of doom and gloom due to rising CO2 levels in the atmosphere, and the resultant catastrophic anthropogenic global warming. The desire to control CO2 levels is the ostensible reason…

The EPA CO2 endangerment finding endangers the USA

President Trump must reverse EPA’s climate change “Endangerment Finding” Foreword by Paul Driessen: The Obama EPA’s infamous “Endangerment Finding” declared that carbon dioxide and methane from fossil fuel operations cause global warming and climate change that pose imminent dangers to the health and wellbeing of every American. In this insightful article, climate history author Dennis…

Climate models overheat

Guest essay by Michel de Rougemont Without questioning the observed global warming or the emissions to the atmosphere of infrared-absorbing gases, three central issues remain without properly quantified responses, without which no other climate policy than that of a gradual adaptation can be justified: the sensitivity of the climate to human contributions, the disadvantages and…

Are Climate Models Overstating Warming?

From Climate Etc. by Ross McKitrick A number of authors, including the IPCC, have argued that climate models have systematically overstated the rate of global warming in recent decades. A recent paper by Millar et al. (2017) presented the same finding in a diagram of temperature change versus cumulative carbon emissions since 1870. The horizontal…

Frequently Asked Questions 9.1*: A Critique

NCAR Guest Post by Clyde Spencer Because of recent WUWT guest posts, and their comments, I decided to do what I have been putting off for too long – reading what the IPCC has to say about climate modeling. The following are my remarks regarding what I thought were some of the most important statements…