IPCC’s New “Hockey Stick” Temperature Graph

The United Nations’ Intergovernmental Panel on Climate Change (IPCC) published their latest assessment report (AR6) in 2021. In 2023, the Clintel Foundation published a report which criticizes AR6.

Do CMIP5 models skillfully match actual warming?

CMIP5 models have not been at all skillful in predicting future warming; they have matched the illustrated 1970–2020 observed warming (which was past rather than future warming until the late 2000s, when CMIP5 models…

“There Is No Climate Crisis”…1600 Scientists Worldwide, Nobel Prize Laureate Sign Declaration

The message is clear: there is no climate crisis. The number of critical scientists who no longer submit to the dogma of the alleged man-made climate catastrophe is growing.

CLINTEL’s critical evaluation of the IPCC AR6

From Climate Etc. by Judith Curry Clintel has published a new report entitled “The Frozen Climate Views of the IPCC: Analysis of the AR6.” “The new Report provides an independent…

Thorough analysis by Clintel shows serious errors in latest IPCC report

We are sorry to conclude that the IPCC has done a poor job of assessing the scientific literature.

Support Clintel in their “Climate Case of the Century”

This case is now pending on appeal before the Hague Court of Appeals.

Clintel’s intervention in the Friends of the Earth – Shell Lawsuit

By Andy May Friends of the Earth (Netherlands) sued Royal Dutch Shell, using The Netherlands law that allows non-governmental organizations to sue over environmental or social issues that affect all…

Open Letter to Global Leaders assembled at COP27 in Sharm El-Sheikh, Egypt

And why did they not admit that mitigation even at a global scale – as already proven in the pandemic of 2020 – would have imperceptible effect on climate?

‘There is No Climate Emergency’ (1,107 Signatories and Counting)

Another lead author of the declaration, Professor Richard Lindzen, has called the current climate narrative “absurd”, but acknowledged that trillions of dollars and the relentless propaganda from grant-dependent academics and…

CLINTEL Goes to Court

The use of terms such as “climate denier” and “oil industry” are typically employed to stigmatize an organization. These labels are harmful as they scare away potential donors. We now…

IPCC AR6 SPM Credibility Destroyed by “Disappearing” Medieval Warming Period.

The Climate Intelligence Foundation (CLINTEL) has cataloged significant errors in the UN IPCC AR6 Summary for Policy Makers (SPM) and distributed this error listing and analysis to the IPCC Chair and other world…

Press Release: KNMI Scrapped Too Many Tropical Days in De Bilt

Properly performed corrections of the daily temperatures at De Bilt are important for, among other things, assessing climate change in the Netherlands. With the applied correction on the daytime temperatures…

CLINTEL to IPCC/COP26: AR6 Summary for Policymakers Flawed

“We conclude that the AR6 WG1 SPM regrettably does not offer an objective scientific basis on which to base policy discussions at COP26. It also fails to highlight the positive…

Climate Science: Let the Data Speak

Dr. Berkhout’s presentation “Climate Science: Let the Data Speak” will be in three parts. The first part looks at key drivers of climate change – not just carbon dioxide –…

Update On The International Efforts To Save The Planet Through Climate Litigation

But the green environmental movement appears to have both near infinite funding and legions of adherents filled with crazed religious zeal. When somebody in this crowd blurts out “Let’s sue…

CLINTEL goes to court

The DUARTE case illustrates how climate activists have found an ally in partisan judges with whom they share an ideological affinity. Under the guise of human rights, climate policy is…

Presentation by Ross McKitrick: is a worst case scenario (of Climate Change) really bad?

With uncertain climate effects, very costly abatement policies (applies both for Kyoto and Paris), overestimation of both the CO2 and temperature trends, low to zero estimates for the Social Cost…

Why did the EU invite Greta Thunberg and not Nobel Prize winner William Nordhaus?

Why did the EU invite the young Swedish climate activist Greta Thunberg to speak in Brussels instead of the Nobel Prize winning climate economist William Nordhaus? That question is answered…

The Imaginary Climate Crisis: How can we Change the Message? A talk by Richard Lindzen

Reposted from Clintel The Irish Climate Science Forum (ICSF) in cooperation with CLINTEL hosted a lecture by the world-renowned climate scientist Richard Lindzen. The online lecture was attended by around 200 people…

CLINTEL challenges McKinsey’s climate alarmism

McKinsey and Company is the world’s biggest management consulting firm, with annual revenue topping ten billion dollars. Lately they have launched a climate scare campaign, no doubt hoping to make…

Challenging IChemE climate scaremongering

This basically means that the members are invited to submit comments. Given that many engineers are skeptical of the climate scare, it will be interesting to see if all of…

Time to Stand UP! Against Academic Suppression

CLINTEL has issued the Magna Carta Universitatum 2020. This short document is basically an aspirational code of conduct for freedom of inquiry and speech at universities.

Message to the President of the U.S. National Academy of Sciences

In the ongoing effort to clearly summarize their position, CLINTEL has published a Scientific Manifesto in the form of ten propositions. These specifically address, among other things, the role of…

Fight the virus, not carbon

Often obsessive focus on climate wastes scarce money and distracts from real health crisis Paul Driessen and David Wojick The many trillions of dollars proposed to be spent under dubious…