Global warming

    Global warming has become  the most complicated issue in the world. Since the Industrial Revolution began in 18 century,people increase more and more greenhouse gases in the air.The more greenhouse gases increase,the higher the temperature goes.As the temperature goes high,many natural disaster happen, such as forest fire,climate change,animals extinct.To stop it from getting worse.We should protect our earth.turn off the light when not using it.Follow the 3R rules when trowing away the trash.Remember,a simple move can save our beautiful planet.