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Meanwhile, water and energy utility bills amount to a monthly average of £69.04 in Doha, down from London's £233.10 - yet equivalent internet charges are higher in Qatar, at £65.11 rather than £31.64. Studies have shown that inhaling polluted air can lead to chronic inflammation in the brain, which has been associated with cognitive decline and the development of neurocognitive disorders. Fine particulate matter (PM2.5) and other pollutants present in the air can penetrate the blood-brain barrie...