
A whooping crane flies over the Aransas Wildlife Refuge in Fulton, Texas. Despite only 500 birds in the natural flock, in 2022, the U.S. Fish and Wildlife Service had plans to downlist whooping cranes from endangered to threatened.Pat Sullivan/AP Photo
UW-Madison’s Tyler Lark recommends better farming practices, alternative biofuels
By Joel Patenaude
Published:
- Tuesday, May 23, 2023, 12:00pm


While renewable fuel standards at American gas stations aim to reduce the nation’s reliance on imported and polluting fossil fuels, conservationists worry the standards are also amplifying pressure on vulnerable animals.
One Wisconsin scientisthoping to draw more attention to thatis Tyler Lark, who works at the Center for Sustainability and the Global Environment at the University of Wisconsin-Madison.
Lark said renewable fuel standards, enacted in 2007, spurred millions of acres to be converted into cropland for the cultivation of corn and ethanol production. And that…
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