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Harry Stevens Profile
Harry Stevens

@Harry_Stevens

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Following
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Statuses
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Climate and graphics at @nytimes Get in touch and check my work: [email protected]

Joined September 2009
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@Harry_Stevens
Harry Stevens
8 months
🦋 In 20 years, the contiguous U.S. lost 22 percent of its butterflies, according to a groundbreaking new study published today. We got the data, and I made a tool that lets you find out what's happening with butterfly species in your town. 👇 Gift link below. 1/3
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@wang_seaver
Seaver Wang
6 days
Great @bradplumer @Harry_Stevens piece visualizing China's nuclear ambition. I'm biased, but I think a good satellite comparison is worth 1000 words. Incidentally, the score for aluminum smelters built since 1990 would be ~50-60 for China, 0 for the US. https://t.co/Dg314VKvKP
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nytimes.com
The United States was once the undisputed leader in atomic energy. Now it is trying to catch up.
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@curious_founder
Michael Thomas
6 days
It costs 8x more to build a nuclear power plant in the US vs. China.
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@J_Lovering
Dr. Jessica R. Lovering
7 days
So cool to see a front (digital) page story at NYT on nuclear, and interactive too. I think this mostly gets the story right of why China is beating the US on nuclear energy, but will add a few nuances... https://t.co/wQsDxayHib
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nytimes.com
The United States was once the undisputed leader in atomic energy. Now it is trying to catch up.
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@W_Poulos
William Poulos
10 days
I’m not usually affected by the deaths of people I don’t know personally, but this one hurts. Chess Grandmaster Daniel Naroditsky has passed away, aged 29. I never met him, but I’ve spent hundreds (maybe thousands) of hours watching his videos. I got back into chess during the
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@tony873004
Tony Dunn
2 months
In the past 3 days, two asteroids — 2025 PF2 and 2025 PU1 — passed closer than the geostationary satellites delivering our preseason #NFL games this weekend. #asteroid #astronomy
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@Object_Zero_
Object Zero
3 months
This is a nuclide chart. Number of Protons on Y axis Number of Neutrons on X axis The chart shows every known element and every known isotope. The proton number determines the element, the neutron number determines the isotope. The colour illustrates the half life of each
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@Harry_Stevens
Harry Stevens
3 months
The EPA said it will stop updating a database that companies use to calculate the greenhouse gas emissions from their supply chains. In July, EPA suspended the database's lead scientist because he signed a letter criticizing the Trump administration. https://t.co/XeisnMAV1I
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nytimes.com
The database helps companies calculate their greenhouse gas emissions. Its creator left the E.P.A. after being investigated for criticizing the Trump administration.
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@Harry_Stevens
Harry Stevens
4 months
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@tripgabriel
Trip Gabriel
6 months
A clean energy boom was just starting. Now the GOP’s tax plan would kill most Biden-era incentives, but there’s a sticking point: G.O.P. districts have the most to lose https://t.co/3UiM2fQpZO
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nytimes.com
The party’s signature tax plan would kill most Biden-era incentives, but there’s a sticking point: G.O.P. districts have the most to lose.
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@Harry_Stevens
Harry Stevens
6 months
@niko_tinius The azimuthal equal-area projects the sphere onto a disk and preserves area across the projection. You can display the whole planet, but latitudes far from the center get very distorted. The clipped two-hemisphere approach avoids the distortion and fits nicely on a phone.
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@Harry_Stevens
Harry Stevens
6 months
I first saw this last year in a map by @niko_tinius. Not sure if he invented it or saw it somewhere else. https://t.co/uCygvLcS1V
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@Harry_Stevens
Harry Stevens
6 months
A cylindrical or pseudocylindrical (in this case Patterson's Natural Earth) projection will start looking real scrunchy at around 600 pixels, but the stacked Lamberts work great down to 300 pixels — as narrow as you'll ever need.
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@Harry_Stevens
Harry Stevens
6 months
A trick for fitting world maps on phones: Stack two azimuthal equal-area projections, clipped at 90° longitude, each one rotated 180° from the other. The bottom map covers the top's Antarctica, which reduces the total height and looks nice. As seen in https://t.co/m3awSMZrLQ
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@Harry_Stevens
Harry Stevens
7 months
Jury Finds Greenpeace Liable for Hundreds of Millions in Damages A lawsuit by pipeline giant Energy Transfer claimed Greenpeace had played a major, costly role in protests nearly a decade ago. by @karenzraick https://t.co/DflkPBdxUn
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nytimes.com
The environmental group had said the lawsuit, over its role in a protest movement, could mean an end to its operations in the United States.
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@latestinspace
Latest in space
8 months
NEWS 🚨: Astronomers have discovered 128 new moons around Saturn, bringing the total to 274 Many of these are just a few miles across https://t.co/kR175jk3So
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@Harry_Stevens
Harry Stevens
8 months
🦋 The study didn't investigate causes, but habitat disruption and pesticides likely contributed to declines. Climate change may have played a role: species saw larger drops in the south of their ranges, suggesting northward migration w/ temp. increase. https://t.co/r5aM3j2kzR
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nytimes.com
Populations are falling in the United States, a new study has found. Look up what’s happening in your area.
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@Harry_Stevens
Harry Stevens
8 months
🦋 This is the first study to combine butterfly observations from thousands of surveys acros the country to create a complete picture of U.S. butterfly trends. Of 342 species, 245 suffered declines of at least 10 percent. Read the story here: https://t.co/r5aM3j2kzR 2/3
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