Humayun Tai

Stay informed with Humayun Tai’s coverage and analysis for Fortune.

  • 16 November 2023, Lower Saxony, Salzgitter: Glowing slag is tipped out on the Salzgitter AG site. The Salcos (Salzgitter Low CO2 Steelmaking) project aims to drastically reduce CO2 emissions in steel production through the use of hydrogen. Photo: Julian Stratenschulte/dpa (Photo by Julian Stratenschulte/picture alliance via Getty Images)Commentary

    The world has only deployed 10% of the climate technologies it needs to achieve net zero, new research by McKinsey shows

    By Chris Bradley, Mekala Krishnan, and others