10 years ago it was 384.26 ppm. That means it is increasing by 1.2 ppm per year.

Distributed Solar: The Democratizaton of Energy

Blogroll
- Professor David Draper
- AP Statistics: Sampling, by Michael Porinchak Twin City Schools
- The Plastic Pick-Up: Discovering new sources of marine plastic pollution
- Bob Altemeyer on authoritarianism (via Dan Satterfield) The science behind the GOP civil war
- Patagonia founder Yvon Chouinard on how businesses can help our collective environmental mess Patagonia’s Yvon Chouinard set the standard for how a business can mitigate the ravages of capitalism on earth’s environment. At 81 years old, he’s just getting started.
- Higgs from AIR describing NAO and EA Stephanie Higgs from AIR Worldwide gives a nice description of NAO and EA in the context of discussing “The Geographic Impact of Climate Signals on European Winter Storms”
- Fear and Loathing in Data Science Cory Lesmeister’s savage journey to the heart of Big Data
- Mrooijer's Numbers R 4Us
- WEAPONS OF MATH DESTRUCTION Cathy O’Neil’s WEAPONS OF MATH DESTRUCTION,
- Tony Seba Solar energy, electric vehicle, energy storage, and business disruption professor and visionary
- Brian McGill's Dynamic Ecology blog Quantitative biology with pithy insights regarding applications of statistical methods
- Risk and Well-Being
- OOI Data Nuggets OOI Ocean Data Lab: The Data Nuggets
- Quotes by Nikola Tesla Quotes by Nikola Tesla, including some of others he greatly liked.
- Los Alamos Center for Bayesian Methods
- distributed solar and matching location to need
- London Review of Books
- Beautiful Weeds of New York City
- Number Cruncher Politics
- Pat's blog While it is described as “The mathematical (and other) thoughts of a (now retired) math teacher”, this is false humility, as it chronicles the present and past life and times of mathematicians in their context. Recommended.
- American Statistical Association
- Charlie Kufs' "Stats With Cats" blog “You took Statistics 101. Now what?”
- Tim Harford's “More or Less'' Tim Harford explains – and sometimes debunks – the numbers and statistics used in political debate, the news and everyday life
- Mike Bloomberg, 2020 He can get progress on climate done, has the means and experts to counter the Trump and Republican digital disinformation machine, and has the experience, knowledge, and depth of experience to achieve and unify.
- All about models
- Prediction vs Forecasting: Knaub “Unfortunately, ‘prediction,’ such as used in model-based survey estimation, is a term that is often subsumed under the term ‘forecasting,’ but here we show why it is important not to confuse these two terms.”
- The Keeling Curve: its history History of the Keeling Curve and Charles David Keeling
- Subsidies for wind and solar versus subsidies for fossil fuels
- Darren Wilkinson's introduction to ABC Darren Wilkinson’s introduction to approximate Bayesian computation (“ABC”). See also his post about summary statistics for ABC https://darrenjw.wordpress.com/2013/09/01/summary-stats-for-abc/
- The Alliance for Securing Democracy dashboard
- Harvard's Project Implicit
- Gabriel's staircase
- Team Andrew Weinberg Walking September 8th for the Jimmy Fund!
- Label Noise
- "Consider a Flat Pond" Invited talk introducing systems thinking, by Jan Galkowski, at First Parish in Needham, UU, via Zoom
- Gavin Simpson
- Lenny Smith's CHAOS: A VERY SHORT INTRODUCTION This is a PDF version of Lenny Smith’s book of the same title, also available from Amazon.com
- Brendon Brewer on Overfitting Important and insightful presentation by Brendon Brewer on overfitting
- South Shore Recycling Cooperative Materials management, technical assistance and networking, town advocacy, public outreach
- "Talking Politics" podcast David Runciman, Helen Thompson
- Flettner Rotor Bruce Yeany introduces the Flettner Rotor and related science
- Musings on Quantitative Paleoecology Quantitative methods and palaeoenvironments.
- Rasmus Bååth's Research Blog Bayesian statistics and data analysis
- Ted Dunning
- "The Expert"
- All about ENSO, and lunar tides (Paul Pukite) Historically, ENSO has been explained in terms of winds. But recently — and Dr Paul Pukite has insisted upon this for a long time — the oscillation of ENSO has been explained as a large-scale slosh due to lunar tidal forcing.
- Simon Wood's must-read paper on dynamic modeling of complex systems I highlighted Professor Wood’s paper in https://hypergeometric.wordpress.com/2014/12/26/struggling-with-problems-already-attacked/
- Earle Wilson
- Dr James Spall's SPSA
- Peter Congdon's Bayesian statistical modeling Peter Congdon’s collection of links pertaining to his several books on Bayesian modeling
climate change
- SOLAR PRODUCTION at Westwood Statistical Studios Generation charts for our home in Westwood, MA
- HotWhopper: It's excellent. Global warming and climate change. Eavesdropping on the deniosphere, its weird pseudo-science and crazy conspiracy whoppers.
- Warming slowdown discussion
- weather blocking patterns
- History of discovering Global Warming From the American Institute of Physics.
- "A field guide to the climate clowns"
- Isaac Held's blog In the spirit of Ray Pierrehumbert’s “big ideas come from small models” in his textbook, PRINCIPLES OF PLANETARY CLIMATE, Dr Held presents quantitative essays regarding one feature or another of the Earth’s climate and weather system.
- Professor Robert Strom's compendium of resources on climate change Truly excellent
- The net average effect of a warming climate is increased aridity (Professor Steven Sherwood)
- Anti—Anti-#ClimateEmergency Whether to declare a climate emergency is debatable. But some critics have gone way overboard.
- SolarLove
- The Scientific Case for Modern Human-caused Global Warming
- The HUMAN-caused greenhouse effect, in under 5 minutes, by Bill Nye
- All Models Are Wrong Dr Tamsin Edwards blog about uncertainty in science, and climate science
- `Who to believe on climate change': Simple checks By Bart Verheggen
- The Keeling Curve The first, and one of the best programs for creating a spatially significant long term time series of atmospheric concentrations of CO2. Started amongst great obstacles by one, smart determined guy, Charles David Keeling.
- Simple box models and climate forcing IMO one of Tamino’s best posts illustrating climate forcing using simple box models
- RealClimate
- Climate Change: A health emergency … New England Journal of Medicine Caren G. Solomon, M.D., M.P.H., and Regina C. LaRocque, M.D., M.P.H., January 17, 2019 N Engl J Med 2019; 380:209-211 DOI: 10.1056/NEJMp1817067
- Rabett Run Incisive analysis of climate science versus deliberate distraction
- Dessler's 6 minute Greenhouse Effect video
- The Sunlight Economy
- "When Did Global Warming Stop" Doc Snow’s treatment of the denier claim that there’s been no warming for the most recent N years. (See http://hubpages.com/@doc-snow for more on him.)
- AIP's history of global warming science: impacts The American Institute of Physics has a fine history of the science of climate change. This link summarizes the history of impacts of climate change.
- Climate at a glance Current state of the climate, from NOAA
- Climate model projections versus observations
- "Betting strategies on fluctuations in the transient response of greenhouse warming" By Risbey, Lewandowsky, Hunter, Monselesan: Betting against climate change on durations of 15+ years is no longer a rational proposition.
- James Powell on sampling the climate consensus
- Ray Pierrehumbert's site related to "Principles of Planetary Climate" THE book on climate science
- CLIMATE ADAM Previously from the Science news staff at the podcast of Nature (“Nature Podcast”), the journal, now on YouTube, encouraging climate action through climate comedy.
- "Warming Slowdown?" (part 1 of 2) The idea of a global warming slowdown or hiatus is critically examined, emphasizing the literature, the datasets, and means and methods for telling such. In two parts.
- “The discovery of global warming'' (American Institute of Physics)
- Climate impacts on retail and supply chains
- Steve Easterbrook's excellent climate blog: See his "The Internet: Saving Civilization or Trashing the Planet?" for example Heavy on data and computation, Easterbrook is a CS prof at UToronto, but is clearly familiar with climate science. I like his “The Internet: Saving Civilization or Trashing the Planet” very much.
- "Impacts of Green New Deal energy plans on grid stability, costs, jobs, health, and climate in 143 countries" (Jacobson, Delucchi, Cameron, et al) Global warming, air pollution, and energy insecurity are three of the greatest problems facing humanity. To address these problems, we develop Green New Deal energy roadmaps for 143 countries.
- Grid parity map for Solar PV in United States
- Transitioning to fully renewable energy Professor Saul Griffiths talks to transitioning the customer journey, from a dependency upon fossil fuels to an electrified future
- “Ways to [try to] slow the Solar Century''
- Exxon-Mobil statement on UNFCCC COP21
- Ricky Rood's “What would happen to climate if we (suddenly) stopped emitting GHGs today?
- "Warming Slowdown?" (part 2 of 2) The idea of a global warming slowdown or hiatus is critically examined, emphasizing the literature, the datasets, and means and methods for telling such. The second part.
- Solar Gardens Community Power
- Climate change: Evidence and causes A project of the UK Royal Society: (1) Answers to key questions, (2) evidence and causes, and (3) a short guide to climate science
- The Carbon Cycle The Carbon Cycle, monitored by The Carbon Project
- Documenting the Climate Deniarati at work
- David Appell's early climate science
- The beach boondoggle Prof Rob Young on how owners of beach property are socializing their risks at costs to all of us, not the least being it seems coastal damage is less than it actually is
- Updating the Climate Science: What path is the real world following? From Professors Makiko Sato & James Hansen of Columbia University
- Andy Zucker's "Climate Change and Psychology"
- "Mighty Microgrids" Webinar This is a Webinar on YouTube about Microgrids from the Institute for Local Self-Reliance (ILSR), featuring New York State and Minnesota
Archives
Jan Galkowski



Thanks, Randi.
I don’t try to be popular. There is a small readership. I mostly write things for my own education and entertainment, and to have a place to put things so I can link them when I get into discussions on other people’s blogs, typically technical. I especially enjoy writing long technical things, but, then, they take a long time to write, develop, and polish.
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