Air pollution: The 'silent killer' that claims seven million lives a year

A United Nations-appointed expert on human rights has highlighted the need to change to renewable energy amid concerns that six billion people regularly inhale hair "so polluted that it puts their life, health and well-being at risk".

A United Nations-appointed expert on human rights has highlighted the need to change to renewable energy amid concerns that six billion people regularly inhale air "so polluted that it puts their life, health and well-being at risk".

Special Rapporteur on Human Rights and the Environment David Boyd spoke at the Human Rights Council in Geneva, and said that air pollution is a "silent, sometimes invisible, prolific killer" that affects women and girls more than men.