Ministrica okoliša Nona Karadzhova napomenula je da bi istraživanja trajala najmanje godinu dana, a da se stvarna proizvodnja očekuje za deset do petnaest godina, i to tek nakon detaljne ocjene utjecaja na okoliš.
Environment Minister Nona Karadzhova noted that exploration activities would take at least a year, with actual production expected in ten to 15 years and only after detailed environmental impact assessments.