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Rewriting biological history: Trump border wall puts wildlife at risk

trump wall mexico conservation

Source: news.mongabay.com

Rurik List began studying wildlife south of the U.S.-Mexico border in 1994, doing research in the expansive grasslands of the Janos Valley in the Mexican state of Chihuahua. Back then, the international boundary was pretty porous there, marked only by barbed wire fencing. Most animals could easily pass over, under, or if they were bison, bust right through it, in their quest for food, water, mates, or suitable habitat as they moved between Chihuahua and New Mexico.

In late 2008, things changed.

Flying over the Janos Valley a few months later, List, a Mexican ecologist now at Universidad Autónoma Metropolitana-Lerma, saw that the U.S. government had erected stout, neck-high crisscrossed steel struts called Normandy barrier across about half of the six-mile (10-kilometre) wide valley, bisecting the grasslands. MORE

Header Image: Pronghorn. Credit: Yathin S Krishnappa / Wikimedia Commons

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