In this picture taken on December 13, 2017, a man commutes along a street on a cold day in Baoding. As temperatures dipped below freezing in a northern Chinese village, a group of parka-clad women tried to stay warm as they played mahjong around a small gas stove in a grocery store. / AFP PHOTO / FRED DUFOUR / To go with AFP story China-Energy-Pollution , Focus by Julien Girault (Photo credit should read FRED DUFOUR/AFP/Getty Images)