Reply to post: Re: Interesting, but radiation killing through water?

Supernovae may explain mass extinctions of marine animals 2.6 million years ago

Mark 85

Re: Interesting, but radiation killing through water?

They're saying it's iron-60 and there's a layer on the ocean floor. This implies that the even the ocean bottoms were contaminated. Killing of lower forms of life and then food chain is destroyed.

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