Air pollution

THE USA, so we ve been told, is the main source of environmental pollution – clearly Mr Rumble knows better! (letters, November 23) The problems facing us today are not due to airlines, industry, he says, but to the inconsiderate poor in the southern hem

THE USA, so we've been told, is the main source of environmental pollution - clearly Mr Rumble knows better! (letters, November 23)

The problems facing us today are not due to airlines, industry, he says, but to the inconsiderate poor in the southern hemisphere who have the cheek to breathe.

What is he going to do to help redress the balance?

Susan Dwiar

Nightingale Mews

Saffron Walden