Konkurencija između gasovodnih projekata Južni tok i Nabucco, oba namijenjena za dostavu prirodnog gasa u Evropu, oštro je eskalirala kad je svaki od njih dobio potporu u dva nova sporazuma, oba objavljena samo u jednoj sedmici maja.
The competition between the South Stream and Nabucco pipeline projects, both designed to pump natural gas into Europe, escalated sharply as new deals, both announced in a single week in May, gave each a boost.