VULNERABLE PLANET EARTH
It was reported recently that a fairly large asteroid missed hitting the earth by a mere 45,000 miles. That’s a very, very near miss in …
World population
There is one fundamental problem that underlies most of the issues that face the world as we know it today. It is a topic that …
Virtual water
The concept of virtual water helps us understand how much water is needed to produce different goods and services. In semi-arid and arid areas, knowing …