This research paper examines the involvement of young people in climate change decision-making focusing on the European Union and the United Nations. The paper highlights the urgency of addressing climate challenge analyzing the strategies used by the UN and the EU to engage young people in policy discussions through the European Green Deal and the Youth 2030 agenda. In addition, it discusses the challenges and limitations of current policies in addressing youth participation effectively. The paper also gives an insight on how the UN and the EU promote youth participation in the highest levels of decision making through summits lie the Youth4Climate and the European Youth Event. The Youth Strategy 2019-2027 as well as the Agenda Youth 2030 are examined to asses to what extent do policies include plans regarding youth participation in decision making. Finally, the paper recognizes the progress in involving young people at international levels but calls for more concrete actions, particularly at local and regional levels.