To save the planet we must stop acting like locusts devouring all before us

WHILE the debate on peak oil, carbon emissions and climate change hots up, I am amazed that one of the main underlying causes is ignored: over-population.

In recent years, static populations in developed countries have masked an explosion in the overall world population.

In the early Christian period, the world population was about 300 million and by the year 1800 it had grown to approximately one billion.