Ключевые слова: action, awareness, blue, catastrophe, change, climate, conservation, crisis, danger, day, degradation, destruction, disaster, dying, earth, earths, ecological, ecology, ecosystem, environment, environmental, fate, fragile, future, global, globe, grim, hope, humanity, impact, nature, planet, pollution, protect, protection, reminder, responsibility, save, smoke, survival, sustainability, threat, tree, warming, warning, withered,