Hello and welcome to Newsar from the BBC World Service coming to you live from our studios in central London.

I'm Julian Marshall.

There are a lot of disgruntled and disappointed delegates who've been heading home today from the UN Climate Summit or COP29 in Azerbaijan.

A climate change is the defining issue of our time,

and the world is on course to experience its hottest year on record.

Developing countries which are suffering disproportionately

from the growing number of extreme weather events

had hoped for large sums and money from rich countries,

historically the biggest emitters of the greenhouse gas emissions.

Under a framework UN agreement, those wealthy countries are obliged to contribute to climate finance

to help less developed countries tackle the consequences of global warming.

That figure was $100 billion a year, and although it was up to $300 billion in Baku,

it's been widely criticized for failing to meet the scale of the challenge.

Issa Tukamara is highly critical.

She's director for climate Finance for the Gambian government

and was the lead negotiator on climate finance

for the group of least developed countries at COP 29.

The goal that was adopted is really not ambitious

and it is not aligned to our needs because the mandate of

in establishing a new goal was for it to be aligned to the needs of developing countries.

And the needs of developing countries currently, as we speak, it's over $5 trillion US dollars.

That's what's needed by 2030.

...