Hello and welcome to the Intelligence from the Economist. I'm your host, Orette Ogunbi.

And I'm Jason Palmer. Every weekday we provide a fresh perspective on the events shaping

your world. Europe smells pretty bad. Increasingly crowded centres and an unfortunate

legacy of communist era homes have been choking the continent's cities for years. Now, the

ongoing crisis in Ukraine is making it even harder to clear the air.

And our famous Big Mac Index is a burger-based way to show purchasing power parity across

currencies. But what about the environmental impact of that burger? It's calorie content.

It's protein-power parity. For green-minded eaters, we introduce our banana index.

But first.

This morning in Sudan,

residents of the capital city, Khartoum, work to the sound of gunfire.

Clashes across the country between the ruling military junta and a rival power military

group have spilled into their third day. Nearly a hundred civilians are reported to have been

killed and medics are warning of difficulties at hospitals. But it wasn't meant to be this way.

The African state had been in the process of a transition to civilian rule, and this month

was supposed to mark the beginning of a new era. An agreement to end hostilities between

the warring power-hungry factions was on the table. But as fighting spreads across the nation,

that transition now appears to be in jeopardy. It's been nearly five years since the

start of the Sudanese revolution and the overthrow of the country's long-time dictator Omar Al-Bashir.

Tom Gardner is the economist's East Africa correspondent.

Since then, there has been a coup d'état and a military junta has been running the country.

The armed factions in charge, however, are divided in the countries at the mercy of two

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