English learners, welcome back to another podcast here with us at EnglishPod.
My name is Marco.
And I'm Erika.
And today we have an advanced lesson for all of you and a very good one
because we 're going to be talking about a very serious topic, global warming.
That's right.
And, you know, even though most people agree that global warming is a big problem,
there 's still this sort of fringe element of people who believe that actually global warming does n't exist.
Exactly.
So that's what we're going to be looking at today.
But before we tell you more or less what the dialogue is about, let's take a look at some words in vocabulary preview.
Vocabulary preview.
We're going to look at two words here, and you'll hear both of these in the dialogue.
So the first one is polar ice caps.
Polar ice caps.
Polar ice caps.
So when we talk about polar ice caps, polar is.
Like the poles.
The poles, right?
The north and south poles of the Earth.