As she watched her five-month-old son lying in intensive care, wires and tubes crisscrossing his tiny body, Uyanga cursed her hometown Ulaanbaatar and its chronic pollution. The toxic smog that settles over the Mongolian capital every winter has been a suffocating problem for well over a decade that successive governments have failed to dispel. The city's deputy governor responsible for air pollution, Amartuvshin Amgalanbayar, has promised change but the statistics remain grim. "We don't want to give this issue to our next generation," he told AFP. IMAGES AND SOUNDBITES