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Fig. 13.8 View of Széllkapu Park
Fig. 13.7 Green spaces in Széllkapu Park
Using green roofs (Fig. 13.10 ) helps in retaining water and shading roofs; via
evaporation, in reducing the surface temperature of roofs; in reducing air temperatures and cooling the city; in reducing heat gain and lowering energy use inside
buildings; and in storing storm water within the substrate as well as evaporating it
to the atmosphere.
Extensive green roofs – with a 5–10 cm soil bed – do not require watering and
are low maintenance in general.
In the effort to encourage the installation of extensive green roofs, local authorities have a range of possibilities to intervene, depending on the ownership of the
property: for buildings belonging to the local government, the local authorities
themselves have full control over modifi cations, while in the case of buildings
G. Baranka et al.
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