Lower carbon,Happier lifeIt's our duty to save the energy and protect environment.As far as we know,lately, Global warming has become a very hot issue.And Carbon dioxide is the cause of this.Everytime we're produce CO2.What should we do to make the CO2 become lower?There are many little things that we can do in our daily life.How do you get to school?By car or bus?It's bad for air.Why not we go to school by bicyle or on foot?That's also good for your health.And we should suggest our parents do that.We can use less plastic bag,not throw away the rubbish everywhere.If the weather isn't hot enough,we shouldn't on the air conditioner,using fan is better.And turn the light off as you go out.You have to summone the whole students to save energy and protect environment. Because a person's energy is not enough.I hope everyone can keep promise in order to protect our world.