With multiplying population and need of resources we are cutting environmental cycles which are very much necessary for survival of earth. The clock is ticking and no one but only humans can restore it back.
Visit following site to see adverse impact we have done to earth. Oil and population are major causes of this havoc.
Mother earth will also give up some day. It might be the day of our extinction. I hope it comes fast and as predicted on 2012. Earth needs restoration and she needs it very fast. Harmony between nature and humans must be a rule and not exception.If it is followed endlessly we will have future else tragic future.