A world of no-go zones?

As the population of our ‘global village’ grows to more than 7.22 billion and mega-cities multiply, the world’s wilderness withers, agricultural land shrinks, oceans become waste dumping grounds, and former industrial sites are reduced to polluted, decaying wastelands. The climate warms and sea levels rise. Humans have rendered many areas in the world no longer accessible for humans.

These areas are ‘no-go zones’, as the lawless streets of Boston were known in the 1980s. The same term applied to Redfern’s Block in the 1990s and parts of Birmingham in the noughties. It is true of Ferguson in the mid-2010s, and …