Ukrainian transit gas deal to Europe ended on Jan. 1. For now, the most acute effects are being felt in a region called Transnistria, on the eastern edge of Moldova.

With transit routes through Ukraine for Russian gas cut off, a few EU countries now need to rethink their gas supply. For others – including Germany and Switzerland – the impact will be minimal.

The ongoing conflict has highlighted the importance of diversifying gas supplies to build resilience against geopolitical risks.

Ukraine loses billions in gas transit fees, Europe faces soaring energy prices, with Russia largely insulated from the fallout