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ZEMBA is a 2026 Earthshot Prize Nominee 
News & Announcements

The latest from ZEMBA

  • Blog

What Is Book and Claim? And Why Is It Important for ZEMBA?

The Science Based Targets Initiative (SBTi) recently recognized the environmental attributes from book and claim systems as legitimate tools for ZEMBA’s corporate members to achieve science-based targets. But what is book and claim?
  • ZEMBA in the News

As seen in Argus Media: Can collective buying solve the e-fuel offtake problem? 

Argus Media interviewed ZEMBA’s President and CEO Ingrid Irigoyen about the power of buyers alliances and demand aggregation in hard-to-abate sectors, like maritime.
  • ZEMBA in the News

As seen in Safety4Sea – ZEMBA: Advancing e-fuel vessels requires both capital and market confidence 

In April 2026, Safety4Sea interviewed ZEMBA’ s President and CEO Ingrid Irigoyen about ZEMBA’s demand aggregation approach to scaling clean fuels and vessels and the benefits for member companies.
Port operator loading and discharging container ship vessel in port
  • ZEMBA in the News

As seen in Hydrogen Insight: How an e-fuel buyers’ club is kick-starting the drive for shipping industry to consume more green hydrogen-based fuels 

In January 2026, Hydrogen Insight interviewed ZEMBA’s President and CEO Ingrid Irigoyen about ZEMBA and its e-fuel tender.
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As seen in Argus Media: Can collective buying solve the e-fuel offtake problem? 

As seen in Safety4Sea – ZEMBA: Advancing e-fuel vessels requires both capital and market confidence 
Port operator loading and discharging container ship vessel in port

As seen in Hydrogen Insight: How an e-fuel buyers’ club is kick-starting the drive for shipping industry to consume more green hydrogen-based fuels 

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