Letter of the month

Busy planet

■ Dear HIW, The following question spawned from a conversation with my 6-year-old son. If everybody who was born had never died, how much of the Earth’s land today would be occupied; either standing side by side, or with an assumed living space footprint area? Martin

To answer this, we will focus on ‘modern’ Homo sapiens. This being said, if nobody ever died, we would have a great living demonstration of our species’ evolution. Homo sapiens first walked the Earth around 300,000 years