Pollution is harming fish and oceans, leading to fish die-offs, while overfishing depletes fish stocks. If ice caps melt as scientists predict, countries like Canada, England, Spain and the United States could disappear due to rising sea levels. Unchecked pollution, overfishing and climate change threaten marine life and coastal regions.

1. CLIMATE CHANGE Jorge Tabarés García

4. OVERFISHING OVERFISHING is bad. It is true that humans have to eat fish, but not in so huge cuantities. If we continue overfishing and polluting the seas and oceans, we are going to destroy live in seas.