template: ### Instruction: Rewrite this English sentence to give a better translation.
  
  ### English: Data from the World Health Organization shows that almost 14 percent of all deaths worldwide in 2012 were attributable to household and ambient air pollution, with most occurring in low- and middle-income countries.
  ### English rewrite: The World Health Organization estimates that in 2012, almost 14 percent of all deaths worldwide were caused by indoor and outdoor air pollution, with the majority of these deaths occurring in low- and middle-income countries.