Mezue ahịrịokwu na-esonụ: Na Gleneagles (2005) na St. Petersburg (2006) Summits, ndị Group of Eight (G8) mba ndị mepere emepe kwusiri ike na ọ dị mkpa maka imekọ ihe ọnụ zuru ụwa ọnụ n'ọhịa
33rd G8 summit na Heiligendamm na June 2007, G8 kwadoro atụmatụ EU maka atụmatụ mba ụwa na arụmọrụ ike ma kpebie ịchọpụta ụzọ kachasị dị irè isi kwalite arụmọrụ ike n'ụwa nile, yana International Energy Agency (IEA).