PoliticsUkraine's fears of Nord Stream 2 may be overblown, research claimsTwo different scenarios of European gas demand show that Russia will have to continue using Ukraine's gas pipeline network to deliver gas to Europe in 2030Transit worries: Russian pipelaying vessel Akademik Chersky at the German port of Mukran, with pipes destined for Nord Stream 2 completion, stored behind itPhoto: REUTERS/SCANPIXVladimir AfanasievMoscow