BEIJING (Reuters) – Visibility in parts of Beijing was less than 200 metres (219 yards) on Friday as heavy pollution shrouded the Chinese capital, forcing the closure of some highways. Beijing issued its first heavy pollution alert for the fall and winter on Thursday, requiring the suspension of some outdoor construction, factory operations and outdoor school activities. Visibility has been severely limited with the top of the city’s tallest buildings vanishing in the haze. The heavily industrialised Beijing-Tianjin-Hebei region often suffers from heavy smog in the fall and winter, especially …