The Case of the Carrizo/Comecrudo Tribe of Texas
In 2017, Juan Mancias, president of the Carrizo/Comecrudo Tribe of Texas, traveled to France to pressure two of the country's largest banks to divest from oil and gas projects in southern Texas. He presented the struggle as a new chapter in the centuries-long fight to protect the tribe's sacred lands. The campaign was successful and helped make Mancias an international climate figure. In the following years, he would use that status to bring in more than $5 million in philanthropic funding for the unrecognized tribe.
However, an investigation by Grist found that the historical and genealogical evidence that underpins Mancias' claim to be the hereditary chief of the Carrizo/Comecrudo Tribe cannot be verified. The foundational document he cites cannot be located or authenticated, and Mancias did not provide it after multiple requests. Genealogical records trace his documented indigenous ancestry to Mexico in the late 1700s on his maternal line, and not on the paternal line on which his claim is based.
Why This Matters
Mancias' case reveals a system of unofficial recognition, in which environmental NGOs, journalists, and human rights international organizations support unverified and unrecognized individuals and groups in the fight against climate change. While the short-term gains are real — Mancias and his allies have prevented the expansion of liquefied gas in southern Texas — experts said they often come at the expense of legitimate indigenous peoples, tribes, and organizations.
This raises important questions about the authenticity and representativeness of organizations that present themselves as voices of indigenous peoples. Furthermore, the lack of transparency and accountability in climate funding can have negative consequences for indigenous communities and the environment.
The Scientific Mechanism Behind This
The fight against climate change is complex and multifaceted, involving scientific, political, economic, and social issues. The science behind climate change is clear: human activity, especially the burning of fossil fuels, is releasing large amounts of greenhouse gases into the atmosphere, leading to global warming.
However, the response to these changes is more complex, involving the need for a transition to renewable energy sources, the protection and restoration of natural ecosystems, and adaptation to the climate changes already underway. In this context, the authenticity and effectiveness of organizations working in this area are crucial to the success of these efforts.
Broader Context
The case of the Carrizo/Comecrudo Tribe of Texas is not an isolated incident. There are many examples of organizations and individuals who present themselves as representatives of indigenous peoples but lack the necessary legitimacy or representativeness. This can lead to a lack of trust and credibility in legitimate indigenous organizations and efforts to protect the rights and interests of indigenous peoples.
Furthermore, the lack of transparency and accountability in climate funding can have negative consequences for indigenous communities and the environment. It is essential that there be more transparency and accountability in this funding, to ensure that resources are used effectively and for the benefit of indigenous communities and the environment.
What Happens Next
The case of the Carrizo/Comecrudo Tribe of Texas raises important questions about the authenticity and representativeness of organizations that present themselves as voices of indigenous peoples. It is essential that there be more transparency and accountability in climate funding, to ensure that resources are used effectively and for the benefit of indigenous communities and the environment.
Additionally, there needs to be a broader dialogue about the representativeness and authenticity of indigenous organizations, to ensure that the voices of indigenous peoples are heard and respected. This may involve creating mechanisms for verification and validation to ensure the legitimacy of organizations that present themselves as representatives of indigenous peoples.
Source / Reference
This article was originally published by Grist with the title 5 takeaways from our investigation into the ‘ghost’ tribe that got millions in climate funding on August 13, 2026.