Turkish President Recep Tayyip Erdoğan announced Friday the discovery of 135 bcm of natural gas at its Amasra-1 offshore well , increasing the known size of its Sakarya gas field by one third, to 540 bcm. Turkey consumes about 50 bcm a year. Ukraine consumes about 30 bcm. This summer, Ukraine’s Naftogaz plans to start seismi...