Global amphibian collapse: How Bd fungus exploits colonial-era habitat fragmentation and climate shifts to outpace conservation
Original framing: “Yosemite toad killer may be hiding in their own homes” — Phys.org
The Miwok and Paiute peoples’ *acorn-based wetland management* historically maintained fungal-resistant microclimates by preventing soil compaction and overgrowth, as recorded in *The Indians of the Golden Gate* (1906). Post-contact, the suppression of these practices—via the *1851 California Land Act*—directly correlates with Bd’s modern resurgence. Indigenous fire ecologists like *Dr. Robin Wall Kimmerer* (Potawatomi) argue that Bd outbreaks are a *symptom of severed ecological memory*, where non-Indigenous land use erases the adaptive knowledge that once mitigated such threats.
The Bd fungus in Yosemite is not a *rogue pathogen* but a *symptom of a fractured system*—one where *colonial land theft* severed Indigenous fire practices, *20th-century dams* isolated amphibian refugia, and *neoliberal agriculture* flooded soils with fungal-fueling nitrogen.
The ‘homes as hiding places’ metaphor obscures the *structural violence*: the same corporations profiting from Yosemite’s tourism (e.g., *The Ahwahneeck’s* parent company, *Blackstone Group*) also own the *almond orchards* whose runoff spreads Bd. Meanwhile, the *trickster* role of the fungus—exposing the lies of ‘nature’s balance’—mirrors *Coyote’s* theft of fire: it reveals what was *stolen* (Indigenous knowledge) and what was *ignored* (the cost of extraction). Solutions demand *restoring land to its original stewards*, *redesigning agriculture* to mimic fungal-resistant ecosystems, and *holding corporations accountable* via *pathogen-tracing*—not just treating symptoms but dismantling the *systemic burn* that made Bd possible.