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Marnie Chesterton

πŸ‘€ Speaker
2897 total appearances

Appearances Over Time

Podcast Appearances

Unexpected Elements
Science bears fruit

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Unexpected Elements
Science bears fruit

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Unexpected Elements
Science bears fruit

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Unexpected Elements
Science bears fruit

Now, we started this science show with the news that the king of mangoes, the Alfonso, has been devastated in India by a weather phenomenon called El Nino.

Unexpected Elements
Science bears fruit

And we haven't really had a chance to dig into that, which I can do now with the help of the BBC's audio archives.

Unexpected Elements
Science bears fruit

So according to the UN this week, the poor mango season was just the beginning.

Unexpected Elements
Science bears fruit

A new phase of the El Nino weather pattern could begin in a matter of weeks.

Unexpected Elements
Science bears fruit

But how does an El Nino start?

Unexpected Elements
Science bears fruit

From the BBC World Service's Inside Science last week, here's Amanda Maycock, a climatologist from Leeds University, with the beginnings.

Unexpected Elements
Science bears fruit

So that oof was from host Roland Pease because six degrees above the normal ocean temperature is a lot.

Unexpected Elements
Science bears fruit

And normally, if you've got above two degrees above ocean temperature, you can expect an El Nino.

Unexpected Elements
Science bears fruit

And that's the two degrees above is the borderline for a super El Nino.

Unexpected Elements
Science bears fruit

So how this happens is that this weather party has moved a whole load of extra heat and water vapour from the west side of the Pacific Basin to the east.

Unexpected Elements
Science bears fruit

And this has global implications.

Unexpected Elements
Science bears fruit

Michael, Sandy, what does an El Nino year mean for your bit of the world?

Unexpected Elements
Science bears fruit

Yeah, so here in Southeast Asia, El Nino is expected to hit us pretty bad this summer.

Unexpected Elements
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They keep talking about it on the news.

Unexpected Elements
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And what that means is that we can expect it to be a lot hotter and drier.

Unexpected Elements
Science bears fruit

I think many health experts in the region are worried because many countries are already suffering from a fuel crisis due to the Iran war.

Unexpected Elements
Science bears fruit

So it's going to be even more challenging to keep people cool and at healthy temperatures.