Volcanic eruption, Earthquake, Flood, Hurricane, Drought, Pollution, Air pollution, Destruction of the ozone layer, Greenhouse effect, Global warming, Water pollution, Deforestation, Hunting, Overfishing, Litter/rubbish, Diseases and epidemics,

Classifica

Stile di visualizzazione

Opzioni

Cambia modello

Ripristinare il titolo salvato automaticamente: ?