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January 13, 2026

California wants to mix hydrogen with gas to cut climate pollution. Critics say that poses risks

  • Residents worry it will expose them to unhealthy levels of nitrogen oxides, increase the risk of explosions, and corrode old home appliances.
    • By DORANY PINEDA
    Associated Press

    AP Photo/Bernat Armangue, File [enlarge]
    Hydrogen storage tanks at the Iberdrola green hydrogen plant in Spain. In California, five proposed projects look to test how gas pipelines and the appliances they fuel hold up with different amounts of hydrogen.

    Alma Figueroa began to worry when she learned that her gas provider wanted to test a controversial solution to curb global warming: blend hydrogen with natural gas to power her stove and other appliances. Figueroa, who has asthma and recently learned her lung cancer is back, worries about health risks.


     
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