Via video from Ankara, the presidents of Russia and Turkey, Vladimir Putin and Recep Tayyip Erdogan, kicked off construction of Turkey’s first nuclear power plant. The Akkuyu power plant in the Mediterranean coastal province of Mersin is a Turkish-Russian venture expected to cost $20 billion and meet ten percent of Turkey’s energy needs. Yet experts say it remains unclear when it would really come online: Neither the required technology transfer from Russia nor a construction completion date has been set.