Mu gihe cy’iterambere ryihuse mu kinyejana cya 21, gukoresha cyane no gukoresha ingufu zidashobora kongera ingufu byatumye habaho ikibazo cy’ibura ry’ingufu zisanzwe nka peteroli, izamuka ry’ibiciro, ihumana ry’ibidukikije rikabije, imyuka ihumanya ikirere ikabije, ...
Soma byinshi