Hello and welcome to the intelligence from The Economist. I'm your host, Patrick Lane, filling in for Jason Palmer.

Every weekday, we provide a fresh perspective on the events shaping your world.

In Tinseltown, the stars are losing their she, or at least a bit of earning power.

The rise of streaming and the box office pull of franchises is changing the film business.

Though some stars may grumble, Hollywood's lesser lights are happy.

And we examine the curious case of the California condor.

Two of these huge, rare birds managed to hatch chicks without going through the, um, usual procedure.

But first... COP 26, the UN Climate Summit in Glasgow, is coming to an end.

For two weeks, world leaders and their representatives have been negotiating and making pledges.

But the final text, which everyone will put their names to, and which will measure their

ambition in tackling climate change, is still being wrangled over.

Yesterday, the president of COP 26, Al-Oxhamma, urged countries to build on the Paris Agreement of 2015,

which aimed to keep global warming within 1.5 degrees Celsius above pre-industrial levels.

An ambitious agreement is one that keeps 1.5 within reach.

That is what I have said right from the start of taking on this role,

and that is what we continue to push for, an ambitious outcome at COP 26. Frankly, that's what the world deserves.

But some fear too little progress will be made to avert disaster.

Today is meant to be the last official day of COP. 200 countries are now trying really hard to negotiate a deal that everyone can agree on.

We've had an awful lot of talking, but now everything's really getting down to the nitty-gritty

and the brass tax of what the final decision text will be.

Rachel Dobbs covers climate change for the economist and is in Glasgow for COP 26.

And there is a lot of uncertainty over whether that will be a high ambition decision

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