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.

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

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.

Ukraine, which had allowed Russian oil and gas to cross its territory to serve Europe while fighting Moscow’s invasion since 2022, refused to renew the deal.

Russian natural gas flows to Europe across Ukraine appear poised to halt Wednesday, after a transit deal expires, raising the stakes for the continent’s energy security as it draws heavily on reserves.

Ukraine’s decision to end the gas transit deal with Russian energy giant Gazprom has been hailed by President Volodymyr Zelensky as one of Moscow’s biggest defeats. Today, the transit of Russian gas is zero.

After Kyiv cut off gas shipments from Russia through its pipeline, Vladimir Putin eyes other options for transporting gas. Take a look at this report as we dive into Moscow's plan to shield the country from financial damage.

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