{"id":{"repo_id":"cape-town","oai_identifier":"oai:open.uct.ac.za:11427/16972"},"canonical_url":"https://search.dev.ndltd.org/etd/cape-town/oai:open.uct.ac.za:11427/16972","repository":{"repo_id":"cape-town","name":"University of Cape Town","base_url":"https://open.uct.ac.za/oai/request"},"display":{"title":"Variations in albedo among natural and disturbed South Western Cape veld types","abstract":"Albedo is an important part of the radiation regime of any surface as it indicates the relative amount of solar radiation retained by the surface. Variations in albedo of the earth's land surface are broad. Bare, moist dark soils reflect as little as 9%, grasslands 26% and sandy deserts 37%. Man alters the natural environment in many ways, one of which is through altering the natural albedos. The primary aim of this project is to determine the actual variation in albedos amongst some South western Cape natural and disturbed veld types. Disturbances such as overgrazing, crop-development and fire are included. Surface readings were taken during January and June in ten veld types and floristic and soil data as well as climatic variables were measured. Disturbed veld types were found to have significantly higher albedos than natural veld types. The net loss of radiation may have significant climatic implications, which are discussed.","abstract_html":"Albedo is an important part of the radiation regime of any surface as it indicates the relative amount of solar radiation retained by the surface. Variations in albedo of the earth's land surface are broad. Bare, moist dark soils reflect as little as 9%, grasslands 26% and sandy deserts 37%. Man alters the natural environment in many ways, one of which is through altering the natural albedos. The primary aim of this project is to determine the actual variation in albedos amongst some South western Cape natural and disturbed veld types. Disturbances such as overgrazing, crop-development and fire are included. Surface readings were taken during January and June in ten veld types and floristic and soil data as well as climatic variables were measured. Disturbed veld types were found to have significantly higher albedos than natural veld types. The net loss of radiation may have significant climatic implications, which are discussed.","abstract_has_math":false,"creators":["Johnston, Peter A"],"institution":"Department of Environmental and Geographical Science","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Fuggle, Richard Francis"],"committee_chairs":[],"committee_members":[],"year":1983,"date_issued":"1983","date_published":"1983","updated_at":"2026-07-22T22:23:49Z","subjects":[],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11427/16972","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Fuggle, Richard Francis"]},{"key":"dc:creator","label":"Author","values":["Johnston, Peter A"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2016-02-12T07:11:51Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2016-02-12T07:11:51Z"]},{"key":"dc:date.issued","label":"Date","values":["1983"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["Department of Environmental and Geographical Science"]},{"key":"dc:publisher.institution","label":"Dc Publisher Institution","values":["University of Cape Town"]},{"key":"dc:type","label":"Dc Type","values":["Master Thesis"]},{"key":"dc:type.qualificationlevel","label":"Dc Type Qualificationlevel","values":["Masters"]},{"key":"dc:type.qualificationname","label":"Dc Type Qualificationname","values":["MSc"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/11427/16972"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Bibliography."]},{"key":"dc:description.abstract","label":"Abstract","values":["Albedo is an important part of the radiation regime of any surface as it indicates the relative amount of solar radiation retained by the surface. Variations in albedo of the earth's land surface are broad. Bare, moist dark soils reflect as little as 9%, grasslands 26% and sandy deserts 37%. Man alters the natural environment in many ways, one of which is through altering the natural albedos. The primary aim of this project is to determine the actual variation in albedos amongst some South western Cape natural and disturbed veld types. Disturbances such as overgrazing, crop-development and fire are included. Surface readings were taken during January and June in ten veld types and floristic and soil data as well as climatic variables were measured. Disturbed veld types were found to have significantly higher albedos than natural veld types. The net loss of radiation may have significant climatic implications, which are discussed."]},{"key":"dc:title","label":"Title","values":["Variations in albedo among natural and disturbed South Western Cape veld types"]}]}],"canonical_facts":{"dc:contributor.advisor":["Fuggle, Richard Francis"],"dc:creator":["Johnston, Peter A"],"dc:date.accessioned":["2016-02-12T07:11:51Z"],"dc:date.available":["2016-02-12T07:11:51Z"],"dc:date.issued":["1983"],"dc:description":["Bibliography."],"dc:description.abstract":["Albedo is an important part of the radiation regime of any surface as it indicates the relative amount of solar radiation retained by the surface. Variations in albedo of the earth's land surface are broad. Bare, moist dark soils reflect as little as 9%, grasslands 26% and sandy deserts 37%. Man alters the natural environment in many ways, one of which is through altering the natural albedos. The primary aim of this project is to determine the actual variation in albedos amongst some South western Cape natural and disturbed veld types. Disturbances such as overgrazing, crop-development and fire are included. Surface readings were taken during January and June in ten veld types and floristic and soil data as well as climatic variables were measured. Disturbed veld types were found to have significantly higher albedos than natural veld types. The net loss of radiation may have significant climatic implications, which are discussed."],"dc:identifier.uri":["http://hdl.handle.net/11427/16972"],"dc:language.iso":["eng"],"dc:publisher.department":["Department of Environmental and Geographical Science"],"dc:publisher.institution":["University of Cape Town"],"dc:title":["Variations in albedo among natural and disturbed South Western Cape veld types"],"dc:type":["Master Thesis"],"dc:type.qualificationlevel":["Masters"],"dc:type.qualificationname":["MSc"]},"updated_at":"2026-07-22T22:23:49Z"}