How Google and an Indian startup struck the largest biochar carbon removal deal ever

In January 2025, Google announced a 100,000 tons carbon offtake agreement from a biochar project in Gujarat, India.

A few notes on the deal:

  • Project developer: Varaha
  • Project type: carbon removal via biochar
  • Project details: 6 industrial biochar reactors, each sequestering 30tons CO2/day
  • CO2 removals: 100,000 tons
  • Offtake length: 5 years
  • Due diligence timeline: 7 months

Read my full deep dive on Trellis.net, here:

https://trellis.net/article/google-indian-startup-largest-biochar-carbon-removal-deal-ever/