イルカ: I can't believe that! Natural disasters are everywhere!
Robert: This hurricane destroyed everything and on the opposite side of the planet an earthquake created a giant tsunami.
イルカ: I am sure all these are the result of climate change and global warming.
Robert: Climate change is due to gas emissions that result in the greenhouse effects.
イルカ: And the worst thing is that all these environmental problems are provoked by humans.
Robert: I'm going to start recycling. I don't want you to blame me for a catastrophe in another continent.