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Dr Tim Pearson

Dr. Tim Pearson is the Technical Head for GreenCollar’s International Programme. Tim has more than 20 years of experience in accounting greenhouse gases associated with forests and agriculture. Tim has worked across scales supporting national governments, commodity producers and mitigation projects in greenhouse gas accounting. He has published widely including serving as an author for methodologies and standards for the UNFCCC, the Architecture for REDD+ Transactions, Verra, the Climate Action Reserve and the American Carbon Registry. Prior to joining GreenCollar Tim led the Ecosystem Services team at Winrock International.

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20 Oct 2026

Aboriginal-led project restores vulnerable marsupials to island in Bass Strait, generating own conservation funding in the process

Media release:  Today, a ground-breaking biodiversity restoration initiative, on culturally and ecologically significant Lungtalanana (Clarke Island) in Bass Strait, is being launched by the Tasmanian Aboriginal Centre (TAC) in partnership...
24 Sep 2026

Market Updates

17 Sep 2026

Indian agroforestry project supporting thousands of tribal farmers receives high-integrity ‘A’ rating

Media release:  One of the central challenges in nature-based carbon removal projects is how to restore underutilized land to create productive agroforestry systems at scale while also benefiting communities and...
11 Feb 2026

Nature-based carbon accounting: How “integrity” has evolved, and what still matters

Opinion piece: Nature-based carbon projects have operated for more than 25 years. Early assumptions that greenhouse gas accounting would be simple have proven wrong. What has occurred instead is a...