Water levels on the river typically drop later in fall, with knock-on effects for trade and industry. A government plan to deepen the crucial waterway in a bid to curb future disruptions is proving controversial.
The living space of people in western countries has been expanding for decades. But tackling housing shortages and the climate crisis may require a rethink of how much room we really need. (This episode has been republished and updated).
Andernach's city center has fruit and vegetable gardens that anyone can harvest for free. By making edible plants a feature of public space, this town is trying to change the way locals think about their food.
A historic drought is drying out the few remaining wetland areas along Germany's Rhine river, putting native wildlife under stress. Conservationists hope restoring these delicate ecosystems will make them more resilient in the face of future extremes.
Climate change is transforming the Rhine. Scant rainfall and above average summer temperatures have caused its water level to drop to near-record lows. Weather extremes are expected to become more frequent, so what does this mean for the iconic river?