Much of the land near the atomic bomb’s birthplace was converted to recreational areas, but toxic waste remains

Soil, plants and water along popular recreation spots near Los Alamos, New Mexico, the birthplace of the atomic bomb, are contaminated with “extreme concentrations” of plutonium, a new study has found, but calls for the federal government to act have been dismissed.

Michael Ketterer, a Northern Arizona University scientist and lead researcher on the project, said the plutonium levels in and around New Mexico’s Acid Canyon were among the highest he had ever seen in a publicly accessible area in the US during his decades-long career – comparable to what is found in Ukraine at the site of the Chornobyl nuclear disaster.

The radioactive isotopes are “hiding in plain sight”, Ketterer said.

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91 points

The comparison to Chernobyl is obviously powerful rhetorically, but is it relevant? Is plutonium the most dangerous set of isotopes at Chernobyl? Are there other decay products at Chernobyl that make it an exclusion zone which are not present at Los Alamos?

It should be a scientific discussion which informs public policy, and framing it as comparable to Chernobyl is perhaps misleading.

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43 points

fuck no, currently most important isotopes are cs-137 and sr-90, both with half lives about 30 years. plutonium isotopes have half lives from 14 (241; probably tiny amount) 90 (238; also not much) to thousands of years (239 and 240; most likely bulk of it). what did the most damage in chernobyl were even shorter lived (days) and so spicier isotopes that normally are given time to decay in spent fuel pools

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35 points

Yeah this is an article freaking people out over Pu-238, Pu-239, and Pu-240. All of which are alpha emitters (radiation easily blocked by clothes and skin) and all of them have half lives measures in years or decades.

This article has juuust enough detail to get a reader riled up without actually educating them enough to understand what they are reading.

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7 points

Okay this might sound like conspiracy theory bullshit… But is there any major country preparing to construct nuclear power plants, or is there a looming decision about nuclear power over fossil fuels coming soon?

Because this is the exact kind of news article you see get pushed whenever someone starts making nuclear power seem like the viable option that it is.

Anything that makes it seem like it’s seconds from ending all life on the planet as we know it.

Anything to demonize it.

Anything to turn public perception negative.

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19 points

As a tangent, I hate the way reporting often lists the longest half lives, ignoring that fact that the longer the half life of an isotope is, the less dangerous it is. Highly radioactive isotopes are highly radioactive because they have short half lives.

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1 point

If you think Pu238 with its half-life of 90 years is scary, check out Fe60 with its half-life of 2.6 million years. That must be super scary!

/s

I’m aware that everything with a higher atomic weight than iron wants to be iron.

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