A girl stands in the street with a scarf covering her face to resist the polar cold air strike in Buenos Aires, capital city of Argentina, July 12, 2010. The lowest temperature of the day reached below zero degrees in the city. [Photo/Xinhua]
Two women walk in the street with thick clothes to confront the polar cold air in Buenos Aires, capital city of Argentina, July 12, 2010. The lowest temperature of the day reached below zero degrees in the city. [Photo/Xinhua]