toxic gases., The problem with that material is that it produces c, industry in this country, which employs a lot of people., We have an important chemical, pollution and replace them with greener ones., We should ban vehicles which cause, all the problems that we have., Sometimes I wonder if people really want to solve, change, but I think we should try., Some people say that we can’t stop climate, resources are not going to last forever., The world’s natural, out and we’ll have to use other forms of energy., One day, oil and gas are going to run, out over the last one hundred years., A number of plant and animal species have died

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