Preview | Martí Boada Juncà, Roser Maneja Zaragoza & Pablo Knobel Guelar

Cities often are perceived as the antithesis of nature, as places where plants, animals, insects, and their homes are relegated to the margins of human activity. But this is an increasingly dated concept. Many citizens and city planners now understand the importance of nature—the ecological component of urban life—as an aesthetic amenity and as an important environmental and economic asset.

An increase in biodiversity improves the quality of the environment and enhances the quality of life for humans. Cities that are more species-diverse also are more resilient toward climate change. Overall, a deeper understanding of the importance of urban biodiversity can lead to improvements in the relationship between humans and the planet, giving sustainable cities hope for the future.

“It is more accurate to say that cities are ecosystems than that cities have ecosystems.”

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