The first & the foremost thing is that we have to initiate our best, contribute in some or the other way.
Then on doing our part is not enough, now we have to promote others, create awareness among them about what have everyone to do, how will this work so that they will also contribute there possible & spread this throughout the world.
With the improvement of technology, we don't have go to each & everyone's place & create awareness. We can just do it by sitting at our place by utilizing the various social sites like FACEBOOK, TWITTER, etc.
By doing this we can surely save our earth & natural resources