Distributed Solar: The Democratizaton of Energy
Blogroll
- AP Statistics: Sampling, by Michael Porinchak Twin City Schools
- OOI Data Nuggets OOI Ocean Data Lab: The Data Nuggets
- Brian McGill's Dynamic Ecology blog Quantitative biology with pithy insights regarding applications of statistical methods
- American Association for the Advancement of Science (AAAS)
- 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.
- NCAR AtmosNews
- Nadler Strategy, LLC, on sustainability Thinking about business, efficient and effective management, and business value
- Beautiful Weeds of New York City
- Quotes by Nikola Tesla Quotes by Nikola Tesla, including some of others he greatly liked.
- BioPython A collection of Python tools for quantitative Biology
- Carl Safina's blog One of the wisest on Earth
- 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.
- 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/
- 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
- Gavin Simpson
- Survey Methodology, Prof Ron Fricker http://faculty.nps.edu/rdfricke/
- Team Andrew Weinberg Walking September 8th for the Jimmy Fund!
- ggplot2 and ggfortify Plotting State Space Time Series with ggplot2 and ggfortify
- Dr James Spall's SPSA
- Awkward Botany
- Ives and Dakos techniques for regime changes in series
- Woods Hole Oceanographic Institution (WHOI)
- London Review of Books
- John Kruschke's "Dong Bayesian data analysis" blog Expanding and enhancing John’s book of same title (now in second edition!)
- James' Empty Blog
- Dollars per BBL: Energy in Transition
- 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.”
- Professor David Draper
- distributed solar and matching location to need
- Mark Berliner's video lecture "Bayesian mechanistic-statistical modeling with examples in geophysical settings"
- Label Noise
- Logistic curves in market disruption From DollarsPerBBL, about logistic or S-curves as models of product take-up rather than exponentials, with notes on EVs
- Subsidies for wind and solar versus subsidies for fossil fuels
- 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.
- The Plastic Pick-Up: Discovering new sources of marine plastic pollution
- Busting Myths About Heat Pumps Heat pumps are perhaps the most efficient heating and cooling systems available. Recent literature distributed by utilities hawking natural gas and other sources use performance figures from heat pumps as they were available 15 years ago. See today’s.
- Leverhulme Centre for Climate Change Mitigation
- Comprehensive Guide to Bayes Rule
- Earle Wilson
- Why It’s So Freaking Hard To Make A Good COVID-19 Model Five Thirty Eight’s take on why pandemic modeling is so difficult
- Mrooijer's Numbers R 4Us
- Harvard's Project Implicit
- The Alliance for Securing Democracy dashboard
- 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.
- 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
- The Mermaid's Tale A conversation about biological complexity and evolution, and the societal aspects of science
- "Consider a Flat Pond" Invited talk introducing systems thinking, by Jan Galkowski, at First Parish in Needham, UU, via Zoom
- Dominic Cummings blog Chief advisor to the PM, United Kingdom
climate change
- Anti—Anti-#ClimateEmergency Whether to declare a climate emergency is debatable. But some critics have gone way overboard.
- 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.
- 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
- History of discovering Global Warming From the American Institute of Physics.
- Agendaists Eli Rabett’s coining of a phrase
- World Weather Attribution
- Mrooijer's Global Temperature Explorer
- The Sunlight Economy
- ATTP summarizes all that stuff about Committed Warming from AND THEN THERE’S PHYSICS
- The Scientific Case for Modern Human-caused Global Warming
- Risk and Well-Being
- SOLAR PRODUCTION at Westwood Statistical Studios Generation charts for our home in Westwood, MA
- SolarLove
- Transitioning to fully renewable energy Professor Saul Griffiths talks to transitioning the customer journey, from a dependency upon fossil fuels to an electrified future
- The Carbon Cycle The Carbon Cycle, monitored by The Carbon Project
- Professor Robert Strom's compendium of resources on climate change Truly excellent
- NOAA Annual Greenhouse Gas Index report The annual assessment by the National Oceanic and Atmospheric Administration of the radiative forcing from constituent atmospheric greenhouse gases
- MIT's Climate Primer
- On Thomas Edison and Solar Electric Power
- "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.
- Climate impacts on retail and supply chains
- Non-linear feedbacks in climate (discussion of Bloch-Johnson, Pierrehumbert, Abbot paper) Discussion of http://onlinelibrary.wiley.com/wol1/doi/10.1002/2015GL064240/abstract
- James Powell on sampling the climate consensus
- Mathematics and Climate Research Network The Mathematics and Climate Research Network (MCRN) engages mathematicians to collaborating on the cryosphere, conceptual model validation, data assimilation, the electric grid, food systems, nonsmooth systems, paleoclimate, resilience, tipping points.
- "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.
- RealClimate
- David Appell's early climate science
- Solar Gardens Community Power
- Wind sled Wind sled: A zero carbon way of exploring ice sheets
- Simple models of climate change
- The Green Plate Effect Eli Rabett’s “The Green Plate Effect”
- Reanalyses.org
- weather blocking patterns
- Social Cost of Carbon
- Spectra Energy exposed
- Paul Beckwith Professor Beckwith is, in my book, one of the most insightful and analytical observers on climate I know. I highly recommend his blog, and his other informational products.
- The great Michael Osborne's latest opinions Michael Osborne is a genius operative and champion of solar energy. I have learned never to disregard ANYTHING he says. He is mentor of Karl Ragabo, and the genius instigator of the Texas renewable energy miracle.
- “The Irrelevance of Saturation: Why Carbon Dioxide Matters'' (Bart Levenson)
- Sea Change Boston
- Ice and Snow
- Simple box models and climate forcing IMO one of Tamino’s best posts illustrating climate forcing using simple box models
- 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
- "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.
- Climate model projections versus observations
- Rabett Run Incisive analysis of climate science versus deliberate distraction
- The HUMAN-caused greenhouse effect, in under 5 minutes, by Bill Nye
- Grid parity map for Solar PV in United States
- Thriving on Low Carbon
- Climate at a glance Current state of the climate, from NOAA
- Tuft's Professor Kenneth Lang on the physical chemistry of the Greenhouse Effect
Archives
Jan Galkowski
Category Archives: chance
David Spiegelhalter on `how to spot a dodgy statistic’
In this political season, it’s useful to brush up on rhetorical skills, particularly ones involving numbers and statistics, or what John Allen Paulos called numeracy. Professor David Spiegelhalter has written a guide to some of these tricks. Read the whole … Continue reading
Posted in abstraction, anemic data, Bayes, Bayesian, chance, citizenship, civilization, corruption, Daniel Kahneman, disingenuity, Donald Trump, education, games of chance, ignorance, maths, moral leadership, obfuscating data, open data, perceptions, politics, rationality, reason, reasonableness, rhetoric, risk, sampling, science, sociology, statistics, the right to know
Leave a comment
Climate Denial Fails Pepsi Challenge
Posted in American Association for the Advancement of Science, American Statistical Association, card draws, card games, chance, climate, climate change, climate data, climate education, confirmation bias, data science, denial, disingenuity, education, false advertising, fear uncertainty and doubt, fossil fuels, games of chance, geophysics, global warming, ignorance, mathematics, mathematics education, maths, obfuscating data, rationality, reasonableness, risk, science, science education, sociology, the right to know
Leave a comment
“Lucky d20” (by Tamino, with my reblogging comments)
Careful consideration to really basic things like this is, for me, incredibly refreshing, and helps with the self-discipline needed to deal with real-world problems, those often being messy and having distracting entanglements. A couple of thoughts: I think the mechanism … Continue reading
high dimension Metropolis-Hastings algorithms
If attempting to simulate from a multivariate standard normal distribution in a large dimension, when starting from the mode of the target, i.e., its mean γ, leaving the mode γis extremely unlikely, given the huge drop between the value of the density at the mode γ and at likely realisations Continue reading
Posted in Bayes, Bayesian, Bayesian inversion, boosting, chance, Christian Robert, computation, ensembles, Gibbs Sampling, James Spall, Jerome Friedman, Markov Chain Monte Carlo, mathematics, maths, MCMC, Monte Carlo Statistical Methods, multivariate statistics, numerical software, numerics, optimization, reasonableness, Robert Schapire, SPSA, state-space models, statistics, stochastic algorithms, stochastic search, stochastics, Yoav Freund
Leave a comment
After the Decade of Dithering, the Deadly Twenties
In a recent post, after reviewing the extreme Arctic warming event of late 2015, Professor John Baez quotes an earlier interview with Dr Gregory Benford, who is arguing for a geoengineering effort to restore the frozen Arctic. I do not … Continue reading
Posted in adaptation, AMOC, Arctic, chance, changepoint detection, climate, climate change, climate disruption, critical slowing down, ecology, engineering, geoengineering, global warming, greenhouse gases, Hyper Anthropocene, ignorance, James Hansen, MIchael Mann, mitigation, oceanography, physics, politics, rationality, reasonableness, regime shifts, science, science education, state-space models, statistics, the right to know, thermohaline circulation, time series
Leave a comment
climate impacts upon corporate supply chains
http://www.pwc.com/gx/en/services/advisory/consulting/risk/resilience/publications/business-not-as-usual.html https://www.aig.com/Chartis/internet/US/en/TheVulnerabilityofGlobalSupplyChains_tcm3171-663222.pdf http://phys.org/news/2014-02-quantifying-global-chain-due-climate.html http://www.greenbiz.com/blog/2014/06/27/address-climate-risks-supply-chain
Posted in adaptation, Anthropocene, chance, civilization, climate change, climate disruption, climate justice, compassion, COP21, corporate litigation on damage from fossil fuel emissions, corporate supply chains, economics, evidence, forecasting, games of chance, global warming, Hyper Anthropocene, investing, meteorology, optimization, planning, risk, Sankey diagram, science, sustainability
Leave a comment
What the future of energy everywhere looks like
What will the energy landscape look like after utility companies are either dead, dying, or revert to a tiny portion of their territory? Silicon Valley CCE Partnership gives us all a clue. It’s been described in the San Francisco Chronicle, … Continue reading
Posted in adaptation, Anthropocene, capricious gods, chance, citizenship, civilization, clean disruption, conservation, consumption, decentralized electric power generation, decentralized energy, demand-side solutions, destructive economic development, dynamical systems, economics, efficiency, energy, energy reduction, energy utilities, engineering, environment, ethics, forecasting, fossil fuel divestment, geophysics, global warming, Hyper Anthropocene, investment in wind and solar energy, living shorelines, mesh models, meteorology, microgrids, mitigation, obfuscating data, oceanography, physical materialism, physics, pipelines, planning, politics, prediction, probabilistic programming, public utility commissions, PUCs, quantum, reasonableness, reproducible research, risk, Sankey diagram, science, sea level rise, selfishness, solar energy, solar power, SolarPV.tv, Spaceship Earth, statistics, stochastic algorithms, stochastics, Svante Arrhenius, taxes, temporal myopia, the right to know, the value of financial assets, transparency, UU Humanists, WHOI, wind energy, wind power, zero carbon
Leave a comment
Irrelevant power utilities
Irrelevant. Power utilities and fossil fuel companies are the walking dead, because they simply cannot compete in a free market with solar installations and locally installed and used wind, even without subsidies. And, they are trying to use regulations and … Continue reading
Posted in bridge to nowhere, chance, clean disruption, consumption, decentralized electric power generation, decentralized energy, demand-side solutions, destructive economic development, economics, efficiency, energy, energy reduction, energy utilities, ignorance, investment in wind and solar energy, mathematics, microgrids, optimization, physics, planning, public utility commissions, PUCs, rationality, reasonableness, risk, selfishness, solar power, SolarPV.tv, Spaceship Earth, sustainability, Tea Party, the right to know, the value of financial assets, Tony Seba, wind energy, wind power, zero carbon
1 Comment
How nice it is that Nature and probability bend to developers whims!
As I have mentioned before, it’s so nice that Nature and probability bend to the whims of property developers and their Town Fathers, with the willing participation of the Federal Emergency Management Agency (FEMA). If you had property at risk … Continue reading
Posted in capricious gods, chance, citizenship, climate data, conservation, denial, ecology, engineering, environment, ethics, games of chance, ignorance, living shorelines, mathematics, meteorology, obfuscating data, planning, politics, precipitation, prediction, probability, rationality, reasonableness, risk, spatial statistics, University Station, Westwood
1 Comment
“Too late to prevent climate change: Here’s how we adapt” (Alice Bows-Larkin)
Here’s how we adapt.
Posted in adaptation, Anthropocene, astrophysics, bridge to nowhere, capricious gods, carbon dioxide, chance, citizenship, civilization, climate, climate change, climate disruption, climate education, ecology, economics, environment, ethics, forecasting, fossil fuels, games of chance, geophysics, global warming, Hyper Anthropocene, ignorance, mathematics, maths, meteorology, mitigation, oceanography, physics, planning, prediction, probability, rationality, reasonableness, risk, science, statistics, sustainability, zero carbon
Leave a comment
Questions About El Nino Answered – Dan’s Wild Wild Science Journal – AGU Blogosphere
Source: Questions About El Nino Answered – Dan’s Wild Wild Science Journal – AGU Blogosphere
“Allocating a 2° C cumulative carbon budget to countries”: Gignac and Matthews
Abstract Recent estimates of the global carbon budget, or allowable cumulative CO2 emissions consistent with a given level of climate warming, have the potential to inform climate mitigation policy discussions aimed at maintaining global temperatures below 2° C. This raises … Continue reading
Posted in adaptation, Anthropocene, Boston Ethical Society, bridge to nowhere, carbon dioxide, Carbon Tax, chance, chemistry, citizen science, citizenship, civilization, clean disruption, climate, climate change, climate disruption, climate education, climate justice, compassion, conservation, consumption, decentralized energy, demand-side solutions, destructive economic development, ecology, education, energy, energy reduction, environment, ethics, forecasting, fossil fuel divestment, fossil fuels, geophysics, global warming, humanism, Hyper Anthropocene, ignorance, investment in wind and solar energy, IPCC, meteorology, mitigation, open source scientific software, physical materialism, physics, population biology, prediction, rationality, reasonableness, risk, science, science education, scientific publishing, sociology, solar power, sustainability, temporal myopia, the right to know, time series, UNFCCC, UU Humanists, wind power
Leave a comment
Hansen et al.
Tamino weighs in on the Hyper-Anthropocene paper by Hansen, Sato, et al, references in my postings here as https://667-per-cm.net/2015/07/23/welcome-to-the-hyper-anthropocene/ and https://667-per-cm.net/2015/07/27/professor-james-hansen-responds-and-explains/ Update, 18th October 2015 To quote Eli Rabett of Rabett Run, EliRabett said… Evidently today the editor has decided … Continue reading
Posted in adaptation, Antarctica, Anthropocene, Arctic, astrophysics, bifurcations, bridge to nowhere, carbon dioxide, carbon dioxide capture, Cauchy distribution, chance, civilization, climate, climate change, climate disruption, climate zombies, COP21, denial, differential equations, dynamical systems, ecology, economics, environment, ethics, floods, forecasting, games of chance, geophysics, global warming, Hyper Anthropocene, IPCC, James Hansen, mathematics, maths, meteorology, nor'easters, oceanography, physics, politics, probability, rationality, reasonableness, science, sea level rise, statistics, Student t distribution, Tamino, temporal myopia, the right to know, transparency, UNFCCC, zero carbon
Leave a comment
CO2 experiment: fooling with Earth
Professor Richard D Schwartz wrote, in 2012, a nice article succinctly summarizing the scientific basis for climate change and global warming. Called “An astrophysicist looks at global warming”, he pithily summarized: “Greenhouse gas” warming occurs because the collisional de-excitation time … Continue reading
Posted in Anthropocene, astrophysics, bifurcations, bridge to nowhere, carbon dioxide, chance, citizenship, civilization, climate, climate change, climate disruption, climate education, dynamical systems, ecology, environment, forecasting, fossil fuels, games of chance, geophysics, global warming, ignorance, mathematics, mathematics education, maths, meteorology, oceanography, physics, Principles of Planetary Climate, rationality, Ray Pierrehumbert, reasonableness, science, science education, temporal myopia, the right to know
Leave a comment
Welcome to the Hyper-Anthropocene
The anticipated paper by J. Hansen, M. Sato, P. Hearty, R. Ruedy, M. Kelley, V. Masson-Delmotte, G. Russell, G. Tselioudis, J. Cao, E. Rignot, I. Velicogna, E. Kandiano, K. von Schuckmann, P. Kharecha, A. N. Legrande, M. Bauer, and K.-W. … Continue reading
Posted in adaptation, Antarctica, Anthropocene, Arctic, astrophysics, bifurcations, Boston, carbon dioxide, Carbon Tax, Cauchy distribution, chance, citizenship, civilization, climate, climate change, climate disruption, dynamical systems, ecology, economics, engineering, environment, exponential growth, finance, floods, forecasting, games of chance, geophysics, global warming, Hyper Anthropocene, ignorance, investing, IPCC, living shorelines, meteorology, oceanography, physics, Principles of Planetary Climate, rationality, Ray Pierrehumbert, reasonableness, risk, science, science education, sea level rise, seawalls, temporal myopia, the right to know
2 Comments
“Why Using El Nino to Forecast the Winter is Risky” – Dan’s Wild Wild Science Journal
Why Using El Nino to Forecast the Winter is Risky – Dan's Wild Wild Science Journal – AGU Blogosphere.
Links explaining climate change Kevin Jones liked
Kevin Jones asked me if I could put the links in a Comment on a post I made at Google+ in a collection or something for reference. I am therefore repeating the Comment with these details below. No one simple … Continue reading
Posted in Anthropocene, astrophysics, bifurcations, biology, bridge to nowhere, carbon dioxide, chance, citizen science, citizenship, civilization, clean disruption, climate, climate change, climate disruption, climate education, climate models, climate zombies, conservation, consumption, decentralized electric power generation, decentralized energy, demand-side solutions, dynamical systems, ecology, economics, efficiency, energy, energy reduction, environment, exponential growth, forecasting, fossil fuel divestment, fossil fuels, geophysics, global warming, history, investing, investment in wind and solar energy, IPCC, living shorelines, mass extinctions, mass transit, mathematics, maths, meteorology, methane, microgrids, model comparison, NASA, natural gas, NCAR, NOAA, oceanography, physics, politics, population biology, Principles of Planetary Climate, rationality, Ray Pierrehumbert, reasonableness, science, science education, Scripps Institution of Oceanography, sea level rise, sociology, solar power, statistics, temporal myopia, the right to know, Tony Seba, WHOI, wind power, zero carbon
Leave a comment
federal energy subsidies: your tax dollars at work
Don’t even begin to talk about how “favored” renewables are, or how much people need taxes cut until something is done to address this: (Hat tip to Paul Lauenstein of the Sustainable Sharon Coalition for the graphic.)
Posted in bridge to nowhere, carbon dioxide, chance, citizenship, civilization, clean disruption, climate, climate change, climate disruption, climate education, consumption, decentralized electric power generation, decentralized energy, demand-side solutions, denial, economics, education, efficiency, energy, energy reduction, environment, fossil fuel divestment, fossil fuels, global warming, investment in wind and solar energy, methane, natural gas, politics, rationality, reasonableness, solar power, statistics, sustainability, taxes, wind power, zero carbon
Leave a comment
Destroying the Most Persistent Scientific Myth In America – Dan’s Wild Wild Science Journal – AGU Blogosphere
Destroying the Most Persistent Scientific Myth In America – Dan's Wild Wild Science Journal – AGU Blogosphere.
Posted in Bayesian, biology, carbon dioxide, chance, citizen science, climate, climate change, climate disruption, climate education, denial, ecology, education, ensembles, environment, forecasting, geophysics, global warming, hiatus, history, IPCC, meteorology, NCAR, NOAA, obfuscating data, physics, probability, rationality, reasonableness, science, science education, spatial statistics, statistics, temporal myopia, time series
Leave a comment
“NOAA temperature record updates and the ‘hiatus’” (from Gavin at REALCLIMATE)
NOAA temperature record updates and the ‘hiatus’. No doubt there’ll be, as Dr Schmidt says, a howl of protests that the data are “being manipulated”. There’s more discussion by Professor Mann. But, more to the point, it looks like we’re … Continue reading
Posted in chance, citizen science, climate, climate change, climate disruption, climate education, climate models, diffusion processes, dynamical systems, energy, ensembles, forecasting, geophysics, global warming, hiatus, maths, meteorology, model comparison, NASA, NCAR, NOAA, oceanography, physics, rationality, spatial statistics, statistics, stochastics, temporal myopia, time series
2 Comments
“Feedback temperature dependence determines the risk of high warming”
Jonah Bloch-Johnson, Ray Pierrehumbert, and Dorian Abbot have a new paper out in Geophysical Research Letters which is pretty exciting, at least for me, having to do with both climate and dynamical systems. They are far from the only ones … Continue reading
Posted in bifurcations, Cauchy distribution, chance, climate, climate change, climate disruption, climate education, differential equations, dynamical systems, ecology, environment, forecasting, geophysics, global warming, mathematics, maths, meteorology, physics, Principles of Planetary Climate, rationality, Ray Pierrehumbert, science
Leave a comment
A promise forward …
I’ve made a commitment at Google Plus to detail the implications of underestimated rainfall in terms of precipitation risk. I’m planning to tie this up with my informal work on the Town of Sharon’s water supply, in Sharon, MA. Update, … Continue reading
“Response” (to “…I would be interested to see how one can prove from such varying data that the warming has accelerated over time”), by Tamino
Denialist tripe, swatted by Tamino. Now, I know I am learning via the Denial101x course by John Cook (and many others) that the reason why Deniers are Deniers is because the notion of global warming itself challenges their values or … Continue reading
Posted in anemic data, Anthropocene, carbon dioxide, chance, climate, climate change, climate disruption, climate education, denial, ecology, education, forecasting, geophysics, global warming, maths, obfuscating data, open data, physics, politics, rationality, science, science education, sea level rise, statistics, sustainability, time series
1 Comment
George Carlin on religion; Ricky Gervais on the Bible
Yeah. Ogden and Sleep, “Explosive eruption of coal and basalt and the end-Permian mass extinction“.
Stone STOCHASTICITY Project
(Click on image for a larger one.) See the write-up for details.
ecoquant
