Global warming

The advanced nation exhausts the CO2. We also exhaust the CO2 driving the car and using the air conditioner. We used the air conditioner more than last summer. Our CO2 cause the global warming. The effects are appeared in different things. Of couse, our Japan have many effect. But Japan doesn't suffer the biggest damage. The countries not to exhaus the CO2 suffer the biggest damage like the country sinking . This fact is injustice.