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Winrock International



Winrock has long recognized the threat posed by climate change. A nonprofit enterprise of Winrock International, ACR was founded in 1996 as the first private voluntary greenhouse gas registry in the world, with the mission of harnessing the power of markets to improve the environment. As a globally recognized carbon crediting program that operates in compliance and voluntary carbon markets, ACR pioneers science-based methodologies for activities that reduce and remove GHG emissions in the forestry and land use, energy and industrial sectors.

Country: United States

Program Areas: Clean Energy and Environment, Forestry and Natural Resource Management, Ecosystem Services and Climate Change

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For information about partnerships, events or communications please contact Brad Kahn at

For information about the ACR Registry or other matters please contact

ACR · c/o Winrock International
325 W. Capitol · Suite 350 · Little Rock, Arkansas · 72201
ph 571 402 4235