【#網絡熱話】｜地球悄悄康復北極臭氧層破洞自動消失 ... 各種因素相當敏感，類似的大起大落將來仍然會出現，只要人類有耐心，繼續做好本份，臭氧層的問題會逐漸改善。 ... <看更多>

Climate change refers to long-term shifts in temperatures and weather patterns, mainly caused by human activities, especially the burning of ... ... <看更多>