Many believe that better information on the monetary value of ecosystem services is critical for getting cities to adopt more green infrastructure solutions to issues such as storm water management, heat island, storm surge, etc. True? What are the key knowledge gaps for convincing cities to invest in ecosystems services?
Next year, the Millennium Development Goals (MDGs), adopted by the United Nations after the Millennium Declaration, are set to expire. The next set of global development goals, which are supposed to be even more environmentally focused — the Sustainable Development Goals — are currently under discussion at the UN and in multiple fora around the … Continue reading Why We Need an Urban Sustainable Development Goal
City planners have often many and innovative solutions for how to create a ’good urban milieu’. However, these ideas are mainly focused on accommodating visual aesthetics with necessary practical matters for transport, waste and energy. The dynamic sound perspectives in the urban environment, such as sonic diversity and acoustic ecology, are still very much neglected … Continue reading Designing the Urban Soundscape
Two of the most debated and challenging concepts in urban development are sustainability and resilience. How are they related? Do they mean approximately the same thing or are they distinctly different and can misunderstandings lead to undesired outcomes? In this essay I will try to clarify the concepts, discuss two common misinterpretations and reflect on … Continue reading Urban Sustainability and Resilience—Why We Need to Focus on Scales
The world is increasingly urban, interconnected, and changing. If current trends continue, by 2050 the global urban population is estimated to double and be around 6.5 billion. Most of future urban growth is expected to happen in small and medium-sized cities, not in megacities, and approximately 60% of the projected total urban area in 2030 … Continue reading Cities and Biodiversity Outlook—Unprecedented Opportunities Lie Ahead in Greening Urban Expansion