Endangered Butterfly, Mexican Shrub May Be Hurdles to Wall

摘要

Environmentalists suing to block President Donald Trump from constructing a wall along the Mexican border say the project would imperil endangered species including the Quino checkerspot butterfly and the Mexican flannel bush. The Homeland Security Department has asserted authority under federal immigration law to waive compliance with environmental protection statutes because 14 miles of existing fencing near San Diego is "no longer optimal for border patrol operations."