By Blum, Janaki
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Extra resources for Urban forests: ecosystem services and management
However, the technical and economic feasibility of green roofs expansion, together with possible trade-offs concerning their maintenance such as water demand, should previously be assessed in Barcelona, especially for existing buildings. Proper management of existing green space can also contribute to air quality improvement. Yang et al. , intensity of pruning). , Nowak et al. 2006; Escobedo and Nowak 2009) suggest that meteorological conditions, mixing-layer height (the atmospheric layer which determines the volume available for the dispersion of pollutants, see Seibert et al.
Of plots 102 15 117 50 No. of plots with woody vegetationb Sample data 531 174 1844 544 No. of trees 79 55 329 89 No. 21 70 39 30 7 3 14 14 21 69 8 0 0 10 Table 1. Continued. 39 Pedestrian areas, vacant areas, areas in transformation 10 121 Intensively used areas Total a Based on land use subclasses from the 3rd edition of the Ecological Map of Barcelona (Burriel et al. org) to quantify the ecosystem services of air purification and climate regulation, and the disservice air pollution derived from BVOC emissions in both biophysical and economic terms.
Analyzing the efficacy of subtropical urban forests in offsetting carbon emissions from cities. Environmental Science & Policy 13: 362–372. 22. , T. E. Wagner. 2011. Urban forests and pollution mitigation: Analyzing ecosystem services and disservices. Environmental Pollution 159: 2078–2087. 23. G. Gaston. 2009. The scaling of green space coverage in European cities. Biology Letters 5: 352–355. 24. N. Barton. 2013. Classifying and valuing ecosystem services for urban planning. Ecological Economics 86: 235–245.