Europe's second-largest river is continuing to dry up, affecting freight barges and even forcing one passenger ferry to halt its operations entirely. But rain is forecast this week.

The Polish government says experts have found toxic algae in water samples from a river on the Polish-German border. Thousands of dead fish have appeared along the Oder River after mass die-offs in recent weeks.

CNBC's Tyler Mathisen reports the Mississippi River is drying up in some areas, as water levels hit historic lows. Barges are getting stuck in mud and sand.

FRANCE 24 takes you on a journey through the American heartland, from the Midwest to the South, for a closer look at the issues that could decide the crucial November 8 midterm elections. Our reporter Fanny Allard met with Americans in cities along the Mississippi River to find out how they feel about police reform, guns, abortion, the economy and climate change.

Starting on November 6, Egypt will host the COP27 climate change conference. Nearly 100 heads of state are expected in the Red Sea resort of Sharm el-Sheikh. Egypt itself has been experiencing first-hand the effects of climate change, as a lack of water threatens agriculture. The waters of the Nile, a symbol of prosperity in Egypt since ancient times, are no longer enough to support the needs of a growing population. Our correspondents Edouard Dropsy, Justine Babin and Matthew Thompson report.

Find these stories and much more when you grab a copy of The Guardian on Wednesday.⁣

Find these stories and much more when you grab a copy of The Guardian on Sunday.⁣

Experts say the drop in oxygen levels in the water after the recent floods receded likely caused the mass death, as well as hot temperatures due to climate change.

Lined by magnificent French castles frozen in time, the Loire is nicknamed the royal river, with its breathtaking views of these jewels of Renaissance architecture. But the river is also a place to escape, to get back to nature and to discover a lesser-known heritage. In Chaumont-sur-Loire, an association is bringing traditional flat-bottomed boats back to life, in order to offer tourists an exceptional view of the region's castles.

A weekly news show produced with photos, videos and personal accounts from France 24 Observers around the world - all checked by our staff here in Paris.

Swimming in the Seine has long been forbidden but taking a dip in the iconic river could soon become a reality. Just in time for the 2024 Summer Olympics, Paris has embarked on its most ambitious bid yet to clean up one the world’s busiest waterways.

A weekly news show produced with photos, videos and personal accounts from France 24 Observers around the world - all checked by our staff here in Paris.