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The desperate and tragic migration of oppressed people throughout the world, involves not only a humanitarian crisis testing the moral resolve of developed nations, but also a calamity for wildlife and ecological systems. The most simplistic response to immigration is to seal borders, while never addressing the root causes of human movement. But barriers, fences, and walls not only thwart human traffic, they impede the natural flow of nonhuman animals and plants and directly affect their migration routes and reproduction. This threatens the survival of nonhuman communities and contributes to the growing problems of and. This in turn affects human interests in crucial ways, and the erection of barriers along borders has a systemic impact on all communities of life – humans, animals, and ecosystems. (en) |