<prompt> Translate the following text to EnglishChangamoto ngumu ya mabadiliko ya hali ya hewa ya ulimwengu inahitaji majibu ya kimataifa ambayo yatatumia nguvu ya masoko ya kimataifa na ahadi ya teknolojia ya kufikia upunguzaji wa uzalishaji kwa urahisi zaidi na kwa gharama nafuu katika karne ijayo.  <response>: The complex challenge of global climate change requires a global response that will draw on the power of global markets and the promise of technology to achieve emissions reductions most flexibly and costeffectively in the coming century. 