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Hello and welcome to Coffee House Shots, the Spectators' Daily Politics Podcast.

I'm Isbara Hardman and this is the Sunday roundup.

With the UN Climate Change Conference in Glasgow looming ever closer,

Andrew Maher spoke this morning to Alok Sharma, the president for COP 26.

Ma asked Sharma about what the UK government was preparing to do

in order to meet its ambitious targets of zero carbon emissions by 2050.

You've promised that the UK will reach net zero by 2050,

and I want to look at what that would mean.

So, for instance, 15% of our emissions come from domestic homes.

Will that have to end?

Well, we're going to be setting out a net zero strategy before COP 26.

We will address what we need to do across a whole range of sectors.

But what I would say to is that UK actually has been making progress.

So on a 30-year view, we have managed to cut emissions by over 40%

and yet managed to grow our economy by almost 80%. And so the point with this... If we don't decarbonise

our own homes, then you'll have real problems at COP for anyone else listening to us. In other words,

we have to set an example, which is why I'm sticking on this. So I think something like 24 and a half

million homes in Britain have gas boilers. Do you need to get rid of all of those gas boilers

and put in heat pumps instead? Well, obviously, as people look to replace their boilers,

there will be alternatives available to them. This isn't about forcing anyone to do anything,

...