Difference between revisions of "How to avoid the heat island effect"

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Keys to avoiding/mitigating '''urban heat islands''':
 
Keys to avoiding/mitigating '''urban heat islands''':
* Keep roofs a lighter color (building codes, paint? Need an [[environmental impact assessment]] to compare painting with leaving as is.{{sp}})
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* Keep roofs a lighter color (building codes, paint. An [[environmental impact assessment]] is needed to compare the net effects of painting with leaving as is.{{sp}})
 
* Keep roads a lighter color - choosing a lighter color of bitumen or concrete (provided it's not so bright that it causes excessive glare for drivers).
 
* Keep roads a lighter color - choosing a lighter color of bitumen or concrete (provided it's not so bright that it causes excessive glare for drivers).
* Higher, [[multi-level buildings|multi-level]] [[buildings]], interspersed with green areas, rather than low rise sprawl with a majority of [[hard surfaces]]. (This is also preferable in terms of [[water permeability]], avoiding excess [[stormwater runoff]], and thus having better [[groundwater recharge]].)
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* Higher, [[multi-level buildings|multi-level]] [[buildings]], interspersed with green areas, rather than low rise sprawl with a majority of [[hard surfaces]]. This is also preferable in terms of water permeability (see also [[Permeable pavements]]) avoiding excess [[stormwater]] runoff, and thus having better [[groundwater recharge]].)
 
* [[Vegetation]] covering most of the land surface
 
* [[Vegetation]] covering most of the land surface
 
* [[Green roofs]] - provided the extra weight doesn't mean excessive [[embedded energy]].
 
* [[Green roofs]] - provided the extra weight doesn't mean excessive [[embedded energy]].

Latest revision as of 11:52, 7 June 2011

Keys to avoiding/mitigating urban heat islands:


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