meta_pixel
Tapesearch Logo
Log in
Science Quickly

California Mountain Snowpack Is Flaking Out

Science Quickly

Scientific American

Science

4.41.4K Ratings

🗓️ 15 September 2015

⏱️ 3 minutes

🧾️ Download transcript

Summary

With the Sierra Nevada snowpack at historic lows, should policy makers focus on capturing future rain instead of relying on the snow bank? Christopher Intagliata reports Learn more about your ad choices. Visit megaphone.fm/adchoices

Transcript

Click on a timestamp to play from that location

0:00.0

Hello, Deadpool here. We're very excited to be joining you, but we should set the table correctly.

0:05.4

We're mostly going to make enemies with Disney and make a lot of jokes at Hughes' expense.

0:09.4

Come again.

0:10.4

So sit back, relax, while we travel to a place where grown men and women walk around in tights and act like it's not a giant cultural cry for help.

0:19.0

Because this is cinema. Shaggy! Oh my God! This is Cinema

0:22.8

Cinema. Shut God.

0:23.8

Oh my God.

0:24.8

Marvel Studios Deadpool in Wolverine in Cinemas Thursday July 25th.

0:29.6

This is Scientific American 60 second science. I'm Christopher Intalyata. Got a minute?

0:37.0

California has been in the grips of a record setting drought since 2012, but don't just blame lack of precipitation.

0:44.3

It's nothing exceptional in the context of the last thousand years.

0:48.0

However, higher temperature, this is the feature of this drought.

0:53.0

Sumaya Belmeshri, a paleoclimatologist at the University of Arizona.

0:57.0

She and her colleagues use two different sets of historic tree ring records to reconstruct 500 years of climate history, blue oak tree rings as a proxy for winter

1:06.2

precipitation, and another set of rings from a variety of trees as a proxy for winter temperatures.

1:12.6

The tree ring data made it possible to model Sierra Nevada snowpack going back to the year

1:16.4

1500, and the researchers found that today's snowpack is just 5% of its average level over the last five centuries.

1:25.0

The findings in the journal Nature Climate Change.

1:28.0

Commershri says that the decline in snowpack is a big deal in a place like California with its Mediterranean-like climate.

1:35.2

You can think about it as a water bank that can be used later in the spring and in the summer

1:41.5

when it melts.

1:43.0

But since temperatures don't look to be on a downturn, she says we shouldn't necessarily

...

Please login to see the full transcript.

Disclaimer: The podcast and artwork embedded on this page are from Scientific American, and are the property of its owner and not affiliated with or endorsed by Tapesearch.

Generated transcripts are the property of Scientific American and are distributed freely under the Fair Use doctrine. Transcripts generated by Tapesearch are not guaranteed to be accurate.

Copyright © Tapesearch 2026.