
Large cities like New York, Tokyo, Sao Paulo and others, have a very negative impact with regard to the environment as much or even more than some countries. That is why the title of this text, because cities must take actitudes and action for sustainability.
In short, cities are the biggest waste of energy giant bugs in the field of pollution threats to the environment, that's where they develop social and political problems and that is why our well-being and the earth are so dependent on them. We pay attention to urban areas so we can make the most of what nature can offer us, in terms quality of life. Nature offers us elements essential for life and others who provide us with good times and many more we are tempted to do certain acts, we must be constantly aware of what we are doing. After this experience looks around you and fix the errors and unconscious practices that we take all the time. Now think about that we could do to fix this or at least improve in some way ...!