Weather Break

Click here to listen to episode 796 of Weather Break.
Picture the Sahara Desert in your mind — shifting dunes of sand, extremely high daytime temperatures, and virtually no plant life whatsoever. Now for a surprise — it hasn’t always been that way. As recently as about five thousand years ago, the area now [...]

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Click here to listen to this episode of Weather Break.
Yesterday on Weather Break, we started talking about Snowball Earth–the idea that the entire Earth (including the tropics!) has been buried under snow and ice several times over the last few billion years.  The so-called Snowball Earth hypothesis is quite controversial, in part because most of [...]

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Click here to listen to this episode of Weather Break.
Remember the movie “The Empire Strikes Back”?  I think that one of the best planets we ever saw in the “Star Wars” movies was the ice planet of Hoth.  Hoth was the new hideout of the rebels in the movie, and it was a planet completely [...]

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Click here to listen to this episode of Weather Break.
Summer is here, and already people are complaining about the heat. With Global Warming and climate change in the news so much these days, it’s hard to believe that as recently as just a few hundred years ago civilization faced exactly the opposite threat. Actually, the [...]

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Click here to listen to episode 717 of Weather Break.
There are a couple of email “forwards” circulating on the internet these days, talking about how the eruption of that mountain in Iceland has somehow “undone” all the effects of everything mankind is doing to prevent Global Warming.  Most of these messages aren’t very clear about [...]

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