The coral reefs of the world's oceans are in mortal danger, but as is often the case with environmental concerns, few people seem to appreciate that the dangers are imminent.

In this lesson, Bertrand, you and I are discussing these concerns.

Before we start, there are a few key elements of vocabulary.

Let's mention these first for our listeners.

Coral is... The corai.

A reef is a recif.

A recif.

A recif, alge or l'ergue, the sulgue.

The sulgue.

That once wonderful structure of the coast of Queensland, Australia is

the Grand barrier of corai.

The grand barrier of corai.

Okay, let's have that conversation.

Then we'll come back and look more closely at some key expressions.

Hugh, this afternoon, I've not been the show

on the grand barrier of Cori.

Or large Decode of Queensland in Australia.

I was very occupied and I had to reorganize

that I never saw the actuality.

And that's not that I meant that I was important. that's what's important.

Well, it's not even

I'm in time of the barrier to corai.

...