Wednesday, January 1, 2020

Climate Change And Urban Areas Essay - 949 Words

Change in climate is becoming a major concern on a global scale, as it has had a tremendous impact on the urban environment. Climate change is the change in global or regional climate patterns, [†¦] attributed to increased level of atmospheric carbon dioxide and other greenhouse gases .’ (The Oxford Dictionary 2015). The increasing amount of greenhouse gases (GHG) released in the atmosphere is causing significant changes in the environment leading to unpredictable weather patterns and warming of the climate system. This is putting a great pressure on city development and infrastructures. This essay outlines three problems caused by climate change in urban areas, and evaluates the effectiveness of some of the mitigation and adaptation strategies. It reasons that mitigation and adaptation strategies need to work in synergy in order to address the situation effectively. The three problems caused by climate change are; rise in sea level, varied energy demand, and water scarcity. Firstly, the impact on costal areas contributing to sea level rise has made low-lying cities vulnerable. Hunt and Watkiss (2011, p. 32) estimates that 50 m rise in sea level would render Mumbai’s ‘informal’ communities in despair. Moreover, climate change will lead to variation in energy demand. Hunt and Watkiss (2011, p. 33) explain even though winter heating will decrease due to warmer weather, cooling is anticipated to increase in the summer, increasing GHG emissions. Miller et al. (2007, cited inShow MoreRelatedEffects Of Climate Change On Urban Areas871 Words   |  4 Pagespercent of the total population lives in urban areas (UN-Habitat 2009 p. xxii). Growing urbanization has led to many consequences on the environment. As a result, many cities face detrimental effects as the climate is becoming unfavourable daily. 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This essay outlines the major problemsRead MoreGlobal Environmental Issues Facing Climate Change Essay1245 Words   |  5 PagesBy 2030, the urban population will reach 5 billion – 60 % of the world’s population. It is clear that the development of urban areas holds the key to many of the challenges we face in our interactions with the environment. Climate change has become one of the most challenging global environmental issues facing humanity.. Urban households, industries and infrastructures are key sources of greenhouse gases. Urban areas concentrate populations, economic activities and built environments, thus increasingRead MoreThe Extent to which Strategic Environmental Assessment (SEA) Can Contribute towards Mitigation and Adaptation to Climate Change Futures1062 Words   |  5 Pages1. Introduction Climate change the ‘wicked problem’ is continuously imposing significant threat to the nature as whole according to the recent projections (IPCC 2013; Bondeau et al. 2013). 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For instance in Nairobi, many of the capital’s water pipes were laid down before independence in 1963 and are now worn out, hence leading to a loss ofRead MoreWhy Hong Kong Is Getting Hotter and Hotter? Essay955 Words   |  4 Pagesto global warming but also the Urban Heat Island (UHI) effect. Apart from causing the rise of temperature in urban areas, UHI effect also induces some undesirable impacts to Hong Kong citizens who are living in the urban areas. We shall never underestimate the potential dangers caused by the UHI effect and we should treat it more seriously. This paper will give a brief introduction on UHI effect, its influence and the possible measures that can deal w ith it. Urban Heat Island (UHI) effect describesRead MoreExplain How Urban Heat Islands Develop? to What Extent Uhi Influence1421 Words   |  6 PagesThe term ‘urban heat island’ refers to the localized increase in temperature associated with an urban area. The UHI is an example of unintentional climate modification when urbanization changes the characteristics of the earth’s surface and atmosphere. It was observed that the UHI effect might result in minimum urban temperatures being 5-6 ° greater than the surrounding countryside. In the case of London, mean annual temperature was 11 °C, while the surrounding countryside was 9.6 °C and the suburbsRead MoreNatural Resource Depletion And The Sustainability Of Natural Resources1217 Words   |  5 Pagesand most urgently, increase the potential for climate change effects as a result of human-induced activities that result in emissions of greenhouse gases. Human-induced problems identified during the Millennium Ecosystem Assessment (requested by the United Nations) revealed environmental degradation and unsustainable use of 60% of ecosystem services (e.g., air and water purification, capture fisheries, pests, etc.), as well as, resultant non-linear changes in ecosystems such as emergence of coastal

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