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Understanding The Impacts Of Urbanization On The Avian Community Of Portland Oregon And Evaluation Of The Portland Oregon Backyard Habitat Certification Program, Andrew Daniel Gibbs
Understanding The Impacts Of Urbanization On The Avian Community Of Portland Oregon And Evaluation Of The Portland Oregon Backyard Habitat Certification Program, Andrew Daniel Gibbs
Dissertations and Theses
Over fifty percent of humans live in cities. The environmental cost of this is massive, as is the potential for utilizing privately held yards as an integral part of conservation in urban areas. The Backyard Habitat Certification Program (BHCP) in Portland, Oregon, was established to reduce invasive plants, support wildlife, and promote conservation. The program involves > 3000 yards certified at three tiers. While onsite inspections are required to verify compliance, there has never been an assessment of the value of these yards to wildlife. Chapter 1 examined the relationships between the urban landscape and bird distributions outside of yards. Chapter …