Browsing Geography and Environmental Management by Title
Now showing items 449-468 of 561
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Satellite remote sensing observations of snow cover extent during the melt-out season in the Thompson-Okanagan Region, British Columbia from 2003-2019
(University of Waterloo, 2021-05-31)Snow is a critical component of the earth’s overall energy budget and it contributes significantly to water resources especially in mountainous regions, coining the term the “water towers” for downstream communities (Viviroli ... -
Satellite-based PM2.5 Exposure Estimation and Health Impacts over China
(University of Waterloo, 2020-08-27)Exposure to suspended fine particulate matter (PM2.5) has been proven to adversely impact public health through increased risk of cardiovascular and respiratory mortality. Assessing health impacts of PM2.5 and its long-term ... -
Saturated and vadose zone fate and transport of a continuously released tracer in a sub-arctic bog peatland
(University of Waterloo, 2017-02-22)In Ontario’s James Bay Lowland, sub-arctic bog and fen peatlands make up 90% of the landscape. Increasing resource extraction operations in this area pose a risk of contaminant release into these systems, both intentional ... -
Sea Ice Mapping in Labrador Coast with Sentinel-1 Synthetic Aperture Radar Imagery
(University of Waterloo, 2017-01-24)Sea ice mapping is crucial to Canadian coast, including marine transportation, environmental protection, resource management, disaster and emergency management, especially under current background of climate change. Canadian ... -
Sea-Ice Detection from RADARSAT Images by Gamma-based Bilateral Filtering
(University of Waterloo, 2013-03-06)Spaceborne Synthetic Aperture Radar (SAR) is commonly considered a powerful sensor to detect sea ice. Unfortunately, the sea-ice types in SAR images are difficult to be interpreted due to speckle noise. SAR image denoising ... -
Seasonal and Event-based Hydrological Response in a Hillslope-Riparian Zone setting of the Temperate Beverly Swamp
(University of Waterloo, 2015-06-29)Wetland ecosystems are an integral part of the landscape, providing vital habitat for species at risk, while providing important services in hydrological and biogeochemical cycling. Since many of the habitats and ... -
Seasonal and Multi-year Variability of Ice Dynamics of South Croker Bay Glacier, Devon Ice Cap, Canadian Arctic from 2015 to 2021
(University of Waterloo, 2023-01-20)The effects of climate change have already been observed across the globe, impacting weather, ecosystems, and society. These effects have been most pronounced in polar regions, which experience warming at a faster rate ... -
Seeking Middle Ground: Reconciling two trajectories for food system relocalization
(University of Waterloo, 2018-09-25)As food systems expand in scale and scope, the sources of their negative externalities are less effectively identified. Globally, this diffusion has resulted in a plethora of paradoxes, as well as a decrease in overall ... -
Semi-automated Generation of High-accuracy Digital Terrain Models along Roads Using Mobile Laser Scanning Data
(University of Waterloo, 2016-02-19)Transportation agencies in many countries require high-accuracy (2-20 cm) digital terrain models (DTMs) along roads for various transportation related applications. Compared to traditional ground surveys and aerial ... -
Semi-automated Generation of Road Transition Lines Using Mobile Laser Scanning Data
(University of Waterloo, 2017-09-18)Recent advances in autonomous vehicles (AVs) are exponential. Prominent car manufacturers, academic institutions, and corresponding governmental departments around the world are taking active roles in the AV industry. ... -
Semi-automatic Road Extraction from Very High Resolution Remote Sensing Imagery by RoadModeler
(University of Waterloo, 2009-05-22)Accurate and up-to-date road information is essential for both effective urban planning and disaster management. Today, very high resolution (VHR) imagery acquired by airborne and spaceborne imaging sensors is the primary ... -
The Significance of the Personal within Disability Geography
(Wiley, 2008-09-01)Drawing on in-depth qualitative data, this article critically examines disability geography as a subfield where the personal is highly valued. The value and the risks inherent in this personal approach will be evaluated, ... -
Simulating Farmer Adoption of Agricultural Best Management Practices in the Upper Medway Creek Subwatershed
(University of Waterloo, 2018-10-16)In the coupled human-environment system, humans play a central role in creating various environmental problems, and in turn, are impacted by these environmental consequences. In Canada, water quality degradation caused by ... -
Small Holds Sway: How Small Businesses Mobilize Knowledge to Support Action in Learning Processes for Sustainability Transformations
(University of Waterloo, 2020-08-13)Transformations of the industrialized food sector toward more sustainable food production, manufacturing, and consumption take place through individual and collective learning processes. Achieving transformational change ... -
Small Towns in Transitions, an Exploratory Study in Collingwood, Ontario
(University of Waterloo, 2017-10-25)Collingwood, Ontario is experiencing an economic and social transition away from resource-dependent orient toward place-based development trajectory, after its economic breakdown of the traditional industries (e.g., ... -
Small-scale producers and the governance of certified organic seafood production in Vietnam’s Mekong Delta
(University of Waterloo, 2012-09-28)As food scares have hastened the growth of safety and quality standards around the world, certification schemes to assure various attributes of foods have proliferated in the global marketplace. High-value food commodities ... -
Small-Scale Tourism Development in Communist Cuba
(University of Waterloo, 2008-05-13)Tourism is arguably the world’s largest industry today, and has been adopted as an economic staple by countless low-income countries. However, while the tourism industry can bring much needed foreign capital into a country’s ... -
Smartphone Applications in Government: Characterizing and Evaluating Municipal Smartphone Applications for Service Requests
(University of Waterloo, 2017-01-06)Using advanced information and communication technologies to deliver information and services, which is referred to as e-government, is trending at different levels of governments. Through the evolution of web technologies ... -
Snow Depth Retrieval from Wide Band Radar in Trail Valley Creek
(University of Waterloo, 2022-01-18)Snow is an essential component in hydrology systems, and more speci cally, monitoring variations in snow cover can provide valuable information about water supply, wildlife habitats, and climate changes. In recent years, ... -
Snow Properties Retrieval Using Passive Microwave Observations
(University of Waterloo, 2019-04-30)Seasonal snow cover, the second-largest component of the cryosphere, is crucial in controlling the climate system, through its important role in modifying Earth’s albedo. The temporal variability of snow extent and its ...