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Fine particulate matter source apportionment of the brown haze in Cape Town

"Brown Haze" is a term used to describe a brown-coloured smog found predominantly in the wintertime in the Cape Town region. It occurs. mostly from April to September due to strong) temperature inversions and windless conditions that can occur during these months, which lead to the build-up of pollu...

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Main Author: Wicking-Baird, Mark Christopher
Format: Thesis
Language:English
Published: Department of Social Development 2024
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access_status_str Open Access
author Wicking-Baird, Mark Christopher
author_browse Wicking-Baird, Mark Christopher
author_facet Wicking-Baird, Mark Christopher
author_sort Wicking-Baird, Mark Christopher
collection Thesis
description "Brown Haze" is a term used to describe a brown-coloured smog found predominantly in the wintertime in the Cape Town region. It occurs. mostly from April to September due to strong) temperature inversions and windless conditions that can occur during these months, which lead to the build-up of pollutants emitted into the atmosphere. The haze extends over most of the Cape Metropolitan Area, but does not appear, by visual observation, to be of uniform intensity. It shifts, depending on the direction of any light wind. The haze is normally most intense in the morning and then lifts and disperses as the day continues. The haze has a strong degrading effect on visibility which is immediately apparent to the general public and to tourists. Capetonians are especially proud of the natural beauty of their city, and the haze is increasingly eroding this pride. Also of concern is the effect on the tourist industry which i$ projected to be Cape Town's most important economic growth area. The haze is also cause for concern to residents because of health risks that may accompany the visible air pollution. Small particles, largely responsible for the haze, can also have serious respiratory effects if their concentration is sufficiently high. The same conditions that are conducive to the formation of a haze are also conducive to the accumulation of gases which are invisible, but if sufficiently concentrated can have unpleasant health and odour effects.
format Thesis
id oai:open.uct.ac.za:11427/40694
institution University of Cape Town (South Africa)
language eng
last_indexed 2026-06-10T12:33:28.738Z
license_str Not specified — see source repository
provenance_str_mv Harvested via OAI-PMH from UCTD — University of Cape Town Open Access Repository
publishDate 2024
publishDateRange 2024
publishDateSort 2024
publisher Department of Social Development
publisherStr Department of Social Development
record_format dspace
source_str UCTD — University of Cape Town Open Access Repository
spelling oai:open.uct.ac.za:11427/40694 Fine particulate matter source apportionment of the brown haze in Cape Town Wicking-Baird, Mark Christopher Brown Haze "Brown Haze" is a term used to describe a brown-coloured smog found predominantly in the wintertime in the Cape Town region. It occurs. mostly from April to September due to strong) temperature inversions and windless conditions that can occur during these months, which lead to the build-up of pollutants emitted into the atmosphere. The haze extends over most of the Cape Metropolitan Area, but does not appear, by visual observation, to be of uniform intensity. It shifts, depending on the direction of any light wind. The haze is normally most intense in the morning and then lifts and disperses as the day continues. The haze has a strong degrading effect on visibility which is immediately apparent to the general public and to tourists. Capetonians are especially proud of the natural beauty of their city, and the haze is increasingly eroding this pride. Also of concern is the effect on the tourist industry which i$ projected to be Cape Town's most important economic growth area. The haze is also cause for concern to residents because of health risks that may accompany the visible air pollution. Small particles, largely responsible for the haze, can also have serious respiratory effects if their concentration is sufficiently high. The same conditions that are conducive to the formation of a haze are also conducive to the accumulation of gases which are invisible, but if sufficiently concentrated can have unpleasant health and odour effects. 2024-11-08T10:24:47Z 2024-11-08T10:24:47Z 1998 2024-07-11T08:17:04Z Thesis / Dissertation Masters MSc http://hdl.handle.net/11427/40694 eng application/pdf Department of Social Development Faculty of Humanities
spellingShingle Brown Haze
Wicking-Baird, Mark Christopher
Fine particulate matter source apportionment of the brown haze in Cape Town
thesis_degree_str Master's
title Fine particulate matter source apportionment of the brown haze in Cape Town
title_full Fine particulate matter source apportionment of the brown haze in Cape Town
title_fullStr Fine particulate matter source apportionment of the brown haze in Cape Town
title_full_unstemmed Fine particulate matter source apportionment of the brown haze in Cape Town
title_short Fine particulate matter source apportionment of the brown haze in Cape Town
title_sort fine particulate matter source apportionment of the brown haze in cape town
topic Brown Haze
url http://hdl.handle.net/11427/40694
work_keys_str_mv AT wickingbairdmarkchristopher fineparticulatemattersourceapportionmentofthebrownhazeincapetown