For the last two weeks, world leaders have been meeting in Charmel-Sheikh Egypt for

COP27, the annual UN conference on climate change.

And since last year's COP in Scotland, the climate crisis has only gotten worse.

At the conference, Pakistan's Prime Minister Shabaz Sharif spoke about the deadly floods

that have affected millions of people in his country this year.

We have to spend billions of dollars to protect flood-effected people from further miseries

and difficulties.

How on earth can one expect for us that we will undertake this gigantic task on our own?

Pakistan is not alone in contemplating the human and financial costs of climate change.

COP27 is being held in Africa, where historic droughts are hitting many parts of the continent.

Cameroonian farmer Hawa Ali Betta says she was forced to leave behind a land that has

grown less familiar.

She says farming isn't good when you overexploit the land for many years.

Its fertility becomes depleted.

Her family used to raise cattle in northeast Cameroon.

There's not enough rain, the cattle cannot survive without water.

Neither can people.

Her community, known as Chua Arabs, started to compete for water access with another group

that survived on fish caught in local streams.

And their disputes over water eventually turned deadly.

Villages in houses were burned, people were killed and burned.

And so, like thousands of others, Hawa Ali Betta became a climate migrant, forced to

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