Южный поток
Nabucco and South Stream gas pipelines may be constructed via Hungary to other European countries. The Nabucco gas pipeline is expected to pipe 31bn cubic metres of gas annually in a 3,300 km long pipeline constructed via Hungary, Turkey, Romania, Bulgaria and Austria. The South Stream gas pipeline is expected to pipe 63bn cu m of gas from southern Russia to Bulgaria under the Black Sea. The pipe is planned to run via Hungary to central and southern Europe.