air quality and urban design
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Air Quality and Urban Design
Gustavo Olivares
Urban Air Quality and Healthhttp://www.niwa.co.nz/atmosphere/programme-overview/atmospheric-environment-health-and-society
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Air Quality and Urban Design
A decision made today can influence local air quality for decades
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Air Quality and Urban Design
A decision made today can influence local air quality for decades
Clark et al. Env. Sci & Technol. 2011
More PT
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Air Quality and Urban Design
NIWA urban air quality research programme
The programme aims to answer two key questions
1. How does a pollutant emitted in one place become a concentration measured somewhere else?
2. Why and how is my exposure to pollutants different from yours?
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Air Quality and Urban Design
NIWA urban air quality research programme
The programme aims to answer two key questions
1. How does a pollutant emitted in one place become a concentration measured somewhere else?
2. Why and how is my exposure to pollutants different from yours?
![Page 6: Air quality and urban design](https://reader034.vdocuments.mx/reader034/viewer/2022042715/55a02a181a28ab131f8b456b/html5/thumbnails/6.jpg)
Air Quality and Urban Design
NIWA urban air quality research programme
The programme aims to answer two key questions
1. How does a pollutant emitted in one place become a concentration measured somewhere else?
2. Why and how is my exposure to pollutants different from yours?
![Page 7: Air quality and urban design](https://reader034.vdocuments.mx/reader034/viewer/2022042715/55a02a181a28ab131f8b456b/html5/thumbnails/7.jpg)
Air Quality and Urban Design
high resolution spatial and temporal measurements of pollutants
Steep concentration gradients close to roads
Mangere Bridge median UFP levels for all early morning data combined
Clear signal of elevated NO2 at roadside compared to ~150m away
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Air Quality and Urban Design
Research application: Roadside assessment and land-use rules
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Air Quality and Urban Design
high resolution spatial and temporal measurements of pollutants. In Auckland CBD, pollutant concentrations vary considerably over short distances
PM2.5 concentrations (left) and BC absorbance (right) in Auckland
NO2 concentrations in Auckland
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Air Quality and Urban Design
User interrogation
From data to information
trafficTransport
(GPS)
meteorology
Air sensors
Conventional air monitoring
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Air Quality and Urban Design
TOwards susTainable Urban FormS - TOTUS
GIS - capable database that integrates different information layers and models to enable comprehensive assessment of development options.
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Air Quality and Urban Design
high resolution models of pollutant distributions and population exposure
ConcentrationsExposure to traffic emissions whilst travelling to school
UFP in Otahuhu
NO2 in Auckland
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Air Quality and Urban Design
And now?
TOTUS is currently developed within the Resilient Urban Futures programme (RUF) with a focus on general usability and relevance
What else do you need to know?
• Planning scenarios• Demographic changes• Transport plans• Energy policy
http://totus-niwa.dyndns.org