section_path: Environmental effects/Hydrogen consumption and sustainability
section_name: Hydrogen consumption and sustainability
paragraph_text: Hydrogen consumption and sustainability
  
  Most fertilizer is made from dirty hydrogen. Ammonia is produced from natural gas and air. The cost of natural gas makes up about 90% of the cost of producing ammonia. The increase in price of natural gases over the past decade, along with other factors such as increasing demand, have contributed to an increase in fertilizer price.