Site: Judith Curry

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Climate Etc. is hosted by Dr Judith Curry and provides a forum for climate researchers, academics and technical experts from other fields, citizen scientists, and the interested public to engage in a discussion on topics related to climate science and the science-policy interface.

She is Professor and Chair of the School of Earth and Atmospheric Sciences at the Georgia Institute of Technology and President (co-owner) of Climate Forecast Applications Network (CFAN). She received a Ph.D. in Geophysical Sciences from the University of Chicago in 1982. Prior to joining the faculty at Georgia Tech, she held faculty positions at the University of Colorado, Penn State University and Purdue University. She currently serves on the NASA Advisory Council Earth Science Subcommittee and the DOE Biological and Environmental Science Advisory Committee, and has recently served on the National Academies Climate Research Committee and the Space Studies Board, and the NOAA Climate Working Group. She is a Fellow of the American Meteorological Society, the American Association for the Advancement of Science, and the American Geophysical Union.

Recent Articles

Judith Curry: The most amazing greening on Earth

by Patrick J. Michaels We’ve long been fond of showing the satellite evidence for planetary greening caused by increasing carbon dioxide, particularly the work of Zhu et al.(2016): Figure 1: Trends in Leaf Area Index around the planet. Note the …

2018-09-19 21:31   Click to comment

Judith Curry: Hurricane Florence: climate dynamics context

by Judith Curry “Impending massive hurricanes bring the best out of weather twitter and the worst out of climate twitter” – Joseph Maykut Every time we have a tropical cyclone landfall in the U.S., there is an explosion of public …

2018-09-18 20:50   Click to comment

Judith Curry: A Test of the Tropical 200-300 mb Warming Rate in Climate Models

by Ross McKitrick I sat down to write a description of my new paper with John Christy, but when I looked up a reference via Google Scholar something odd cropped up that requires a brief digression. Google Scholar insists on …

2018-09-17 18:37   Click to comment

Judith Curry: Week in review – science edition

by Judith Curry A few things that caught my eye this past week. I will be at this meeting: Next week, 300+ scientists will exchange ideas on #weather and #climate variations on subseasonal to decadal timescales. Watch the meeting live: …

2018-09-15 15:35   Click to comment

Judith Curry: Beyond Milankovitch

by Donald Rapp On the terminations of Ice Ages. Terminations occur on solar up-lobes There is no doubt that there is merit in the widely accepted Milankovitch theory that Ice Ages and their terminations are controlled by solar input to …

2018-09-08 15:21   Click to comment

Judith Curry: Warming patterns are unlikely to explain low historical estimates of climate sensitivity

By Nic Lewis A critique of of a new paper by Andrews et al., Accounting for changing temperature patterns increases historical estimates of climate sensitivity. Plain language summary A new paper led by a UK Met Office scientist claims that accounting …

2018-09-05 20:09   Click to comment

Judith Curry: The lure of incredible certitude

by Judith Curry “If you want people to believe what you *do* know, you need to be up front about what you *don’t* know.”- Charles Manski Twitter is great for networking. My recent article Climate Uncertainty and Risk engendered a tweet …

2018-09-01 14:15   Click to comment

Judith Curry: Week in review – science edition

by Judith Curry A few things that caught my eye this past week. Urbanization effects on changes in the observed air temperatures during 1977–2014 in China [link] The war over supercooled water [link] Lovejoy: Spectra, intermittency, and extremes of weather, …

2018-08-25 17:57   Click to comment

Judith Curry: Uncertainty in climate projections

by Judith Curry My article Climate Uncertainty and Risk has now been published in the Summer 2018 edition of CLIVAR Variations. About the U.S. CLIVAR program: US Climate Variability and Predictability (CLIVAR) is a national research program with a mission …

2018-08-20 19:40   Click to comment

Judith Curry: Nature Unbound X – The next glaciation

by Javier Summary: The IPCC expresses virtual certainty that a glaciation is not possible for the next 50 Kyr if CO2levels remain above 300 ppm. It is the long interglacial hypothesis. Analysis of interglacials of the past 800 Kyr shows …

2018-08-14 14:12   Click to comment

Judith Curry: Hothouse Earth

by Judith Curry We need to raise the bar on how we think about the possible worst case scenario for climate change. The news and twitterati are abuzz with the idea of ‘Hothouse Earth’, based on a new paper published …

2018-08-08 17:25   Click to comment

Judith Curry: Week in review – science edition

by Judith Curry A few things that caught my eye this past week. Attributing high impact extreme events across timescales — a case study of four different events. [link] Increasing coupling of Pacific dynamics leads to prolonged marine heat waves …

2018-08-03 19:07   Click to comment

Judith Curry: The perils of ‘near-tabloid science’

by Judith Curry A remarkable essay by  esteemed oceanographer Carl Wunsch. While doing a literature survey for my paper on Climate Uncertainty and Risk, I came across a remarkable paper published in 2010 by MIT oceanographer Carl Wunsch, entitled Towards …

2018-07-22 16:48   Click to comment

Judith Curry: Week in review – science edition

by Judith Curry A few things that caught my eye this past week. North American mega droughts in the Common Era [link] Ice sheets interact with the atmosphere, ocean, lithosphere, sea ice, and biosphere. How does it all work? Via …

2018-07-14 18:33   Click to comment

Judith Curry: Climate uncertainty & risk

by Judith Curry I’ve been invited to write an article on climate uncertainty and risk. It’s been about 5  years since I’ve written a new article on this topic; this article provides my current perspectives on this topic. This article …

2018-07-08 16:12   Click to comment

Judith Curry: The Hansen forecasts 30 years later

by Ross McKitrick and John Christy How accurate were James Hansen’s 1988 testimony and subsequent JGR article forecasts of global warming? According to a laudatory article by AP’s Seth Borenstein, they “pretty much” came true, with other scientists claiming their accuracy was …

2018-07-03 15:10   Click to comment

Judith Curry: Nature Unbound IX – 21st Century Climate Change

by Javier A conservative outlook on 21st century climate change Summary: For the past decade anthropogenic emissions have slowed down, and continuation of current trends suggests a peak in emissions by 2050. Atmospheric CO2levels should reach 500 ppm but might …

2018-06-28 20:32   Click to comment

Judith Curry: Of boundary and initial conditions

by Dan Hughes and Tomas Milanovic Further reflections on the application of the divergence theorem to the Earth’s climate system. Introduction The subject of a recent post at CE was application of the divergence theorem to some aspects of Earth’s …

2018-06-25 13:53   Click to comment

Judith Curry: Sea level rise: isostatic adjustment

by Judith Curry A discussion thread to ponder the uncertainties in glacial isostatic adjustment and the implications for past and future sea level rise. I’m in the process of completing my report on the sea level rise, the preliminary notes …

2018-06-23 21:08   Click to comment

Judith Curry: Week in review – science edition

by Judith Curry A few things that caught my eye this past week. Antartica’s ice melt has accelerated [link] Upcoming research by Jay Zwalley will buck the consensus and show Antartica is still gaining ice [link] Antarctica’s Ice May Be …

2018-06-17 16:23   Click to comment

Judith Curry: The debate: my presentation

by Judith Curry My presentation  is provided here.  This is being posted at the start of the event. I HUGELY appreciate the comments that you provided on that one slide [link], both in the comments and sent via email.  I …

2018-06-12 21:00   Click to comment

Judith Curry: The debate. Part II

by Judith Curry Countdown to the ‘conversation’ between Mann, Titley, Moore, Curry.  Looks like you can now register for the live broadcast, for a fee of $10 [link]. I will post my talk about 15 minutes before the start of …

2018-06-11 12:14   Click to comment

Judith Curry: Voices of reason in the ‘climate wars’

by Judith Curry A recent and worthy attempt to redefine the ‘front’ in the ‘climate wars’, which could lead to a truce and possibly pave the way for rational progress. Matt Nisbet has published a provocative new paper: Strategic philanthropy …

2018-06-10 13:23   Click to comment

Judith Curry: Beyond ENSO: new signals of seasonal to interannual predictability

by Judith Curry My new talk on improving seasonal to interannual climate predictions. This week, I am attending the Weather Risk Management Conference (WRMA) in Miami.   Utility of climate forecasts for risk mgt In providing forecasts for the private …

2018-06-07 21:13   Click to comment

Judith Curry: Top 15 climate scientists: consensus and skeptics

by Judith Curry This is rather astonishing, kudos to Best Schools for putting this together. Best Schools has put together another very interesting list:  Top 15 Climate Change Scientists – Consensus and Skeptics.   Recall their previous list that included …

2018-06-05 17:07   Click to comment

Judith Curry: Fundamental disagreement about climate change

by Judith Curry How can the fundamental disagreement about the causes of climate change be most effectively communicated? I have made numerous posts related to this topic, see especially The heart of the climate dynamics debate My specific motivation for …

2018-05-30 22:30   Click to comment

Judith Curry: The debate

by Judith Curry On June 12, I am scheduled to appear in a debate that includes Michael Mann Here are the details from the website: Climate change is undeniable. But is human activity causing it, and if so, to what …

2018-05-29 02:09   Click to comment

Judith Curry: Energy budgets, climate system domains and internal variability

by Dan Hughes It is not a boundary value problem. Abstract The total energy equation is applied to Earth’s entire atmosphere and sub-systems to investigate requirements that the energy content of Earth’s climate system remains constant. The results are somewhat …

2018-05-22 13:27   Click to comment

Judith Curry: Week in review – science edition

by Judith Curry A few things that caught my eye this past week My interview last week on the Tucker Carlson Show [link] Coherent Circulation Changes in the Deep North Atlantic from 16°N and 26°N Transport Arrays [link]   Teleconnection between …

2018-05-20 01:39   Click to comment

Judith Curry: Hearing on Using Technology to Address Climate Change

by Judith Curry The House Committee on Science, Space & Technology Hearing on Using Technology to Address Climate Change is about to begin. Date:  Wednesday, May 16, 2018 – 10:00am Location: 2318 Rayburn House Office Building . Website and livestream [link] …

2018-05-16 13:30   Click to comment


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