All freight vehicles and those transporting material for construction sites will be barred from the roads when the red alert is issued , while more watering carts and sprinkler trucks will take to the roads , the state-run China Daily reported . Beijing authorities to close factories , reduce vehicle traffic to reduce pollution . Emergency measures come into effect after `` three consecutive days '' of smog . The government has been trying to get the situation under control for a while now Environmentalists say plan must involve more than one city .
Beijing authorities to close factories , reduce vehicle traffic to reduce pollution . Emergency measures come into effect after `` three consecutive days '' of smog . The government has been trying to get the situation under control for a while now Environmentalists say plan must involve more than one city .