India, April 11 -- One doesn't have to be Sunita Williams to know that there is a personal side to waste management just as there is a collective side to our fate as humans living on planet Earth and both are largely interdependent. Nor, that the second can easily become a casualty if we don't care about the first. Shortly after her recent splashdown in the Gulf of Mexico, Williams told the media how mesmerising the Himalayas look when seen from space. There is no doubt that Earth is not only the only habitable planet in the solar system but also exceptionally beautiful....