More apropos of the photo than the article, why don’t we ever think to build things like this for, say, people? Make the pedestrian crossings larger than the motorways they’re actually crossing, and make them so habitable we’re not even aware there’s something underneath. Oh, no reason…The costs of getting around keep rising—and we’re not just talking about gas. Take the materials required to build highway overpasses: Costs for cast-in-place concrete and steel have tripled in the past 12 years. As a result, wildlife crossings are viewed as luxury items, says Tony Clevenger, a wildlife ecologist with the Western Transportation Institute (WTI) at Montana State University. As Landscape Architecture reports, though, when animals can’t cross the road to reach their natural habitats, we all end up paying. Read more …