puits (2) oiseau (2) temps (durée) (2) diversité biologique (2) science (2) route (2) plomb (2) paysage (2) infrastructure (2) analyse (2) habitat (2) effet (2) écologie (2) couverture (2) index (2) distribution spatiale (2) citoyen (2) Ecology (2) Programs (2) Specialists (2) Biodiversity (2) Time (2) Science (2) Records (2) Population (2) Neighborhoods (2) Naturalists (2) Lead (2) Landscapes (2) Human behavior (2)