Peter Saundry (@PSaundry) header
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Energy & Climate - science, technology, policy, economics & law. Innovation & optimism, not habit & fear. Adjunct Prof of Energy, @JHU

Maryland, USA
Joined April 2009
Photo by Peter Saundry (@PSaundry)Photo by Peter Saundry (@PSaundry)Photo by Peter Saundry (@PSaundry)Photo by Peter Saundry (@PSaundry)Photo by Peter Saundry (@PSaundry)Photo by Peter Saundry (@PSaundry)Photo by Peter Saundry (@PSaundry)Photo by Peter Saundry (@PSaundry)Photo by Peter Saundry (@PSaundry)Photo by Peter Saundry (@PSaundry)
So, my lovelies, I just dropped Version 4 of the Clean Hydrogen Ladder! For anyone new to all this, the ladder is my attempt to put use cases for clean hydrogen into some sort of merit order, because not all use cases are equally likely to succeed. 1/10
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The Russian Supreme Court has banned Memorial, the organization dedicated to writing the true history of the Soviet union. It's an extremely bad omen. theatlantic.com/ideas/archiv…
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Peter Saundry retweeted
Annual growth in fossil CO₂ emissions (black dot) can be decomposed into: ↗ Population: constant growth ↗ GDP/Population: grows except in crises ↘ Energy/GDP: Efficiency & structural change ↘ CO₂/Energy: More renewables, 🤓Do we see an emerging signal in the last decade?
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NY has one big advantage for new transmission: it doesn't need to get permission from another state to move power from Canada down to a major population center. – at Brighton, NY
Contracts approved for transmission lines to bring #renewable #power into New York City | okt.to/bMDVa3
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An important @IEA report with some encouraging news comes out Wednesday 📢 Renewables 2021 explores the latest trends in renewable energy markets, with new forecasts for solar & wind capacity additions, biofuel production & more! Watch the launch ⬇️

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Peter Saundry retweeted
Since the late 1970s the price per watt from PV modules has fallen by 99.6%! @OurWorldInData
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It’s here - @BloombergNEF 2021 lithium-ion battery price survey. Despite battery metals ⬆️, batteries themselves continue their downward trend to $132 per kilowatt-hour (from $1,220/kWh in 2010). Outstanding work from @JamesTFrith and team
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“Because when you stop and look around, this life is pretty amazing.” — Dr. Seuss
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Submarine cable for an offshore wind turbine, 50kg/m of copper needed (Joey Keasberry)
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One way to look at current gasoline prices: After factoring in changes in inflation, incomes and fuel economy, the cost of operating a car is lower today than it's been for much of the last 15 years (though obviously higher than last year): energyathaas.wordpress.com/2… by @BorensteinS
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Two of Maryland’s last coal plants, Wagner and Shores, just outside Baltimore. Both are closing. Wagner (left) will soon be home to batteries. Happy Thanksgiving, energy friends!
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Peter Saundry retweeted
قصه آب ایران ویدیویی که باید همه حکمرانان، ذی‌مدخلان و ذی‌نفعان #آب در ایران ببینند. در سال ۱۴۰۰ در کجای مسیر به تصویر کشیده در این تصاویر قرار داریم؟ بخش اول #عدالت_محیط_زیستی
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Peter Saundry retweeted
Chart: passenger electric vehicles are now 10% of total car sales. And most of those sales are pure battery EV, not plug-in hybrid.
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In Ep. 159 we speak with @mat_ives, one of the team of Oxford researchers who have found a better way to model the cost and trajectory of #energytransition. This is one of the most exciting papers we’ve seen in awhile and we did the deepest dive on it yet! pca.st/episode/734018d8-e7da…
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Peter Saundry retweeted
Born 154 years ago #Today, Marie Skłodowska Curie was physicist and chemist and the only scientist that won two Nobel prizes in two different branches of science [read more: bit.ly/1mBHdZS]
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Republicans' confidence in “science” is nearly 30 points lower than in 1975. Democrats are more confident in “science” than in 1975 Weird how this has become a culture war issue news.gallup.com/poll/352397/…
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The vast majority of the country's coal fleet costs more to run than new wind or solar. EI's @ajmyers214 & @oboylemm explain their latest research & how policies like securitization & all-source procurement can facilitate the retirement of uneconomic coal. canarymedia.com/articles/the…
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Replying to @KetanJ0
Yes, there are... UNEP Emissions Gap Report 2020...
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Twitter rules (a reminder): 1. Don't tweet before coffee or after alcohol. 2. Don't feed the trolls. 3. When in doubt, verify before RT. 4. Correct mistakes. 5. The mute button is your friend 6. Always give proper credit. 7. You are one tweet away from ruining your life.
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