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The Southern Ocean has the cleanest air on Earth—scientists have just discovered why
We consider clean air to have low levels of aerosols ... The Southern Ocean is also the cloudiest place on Earth. It experiences short-lived, sporadic showers like nowhere else.
Metro24d
I visited the ‘world’s happiest city’ to see if it lives up to its reputation
As darkness spreads like a soft blanket across the sky, I step out of Helsinki Central Station and take a deep breath of what has been described as the cleanest ... happiest place on Earth seven ...