Here are only some, of the many consequences which arise from unsustainable human behavior.
Soil degredation
Oil spills/Chemical water pollution
Deforestation
Debris
Floods
Ship wrecks
Atomic bombs and nuclear power stations explosions
Oil killing birds
Oil killing fish
Deforestation
Rubbish water pollution
Damps/Pits
Debris/Rubbish water pollution
Excavating
Illegal fishing
Oil plants explosions
Uncontrolled fires
Smog
Untreated chemical waste
Soil degradation/Chemical pollution
Water pollution resulting in fish kill
Depletion of water
Factories fumes
Sinkage of oil tanks
Chemical air pollution
Vehikels fume exhausts
Rubbish water contamination