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1.
Sci Prog ; 107(1): 368504231218609, 2024.
Artigo em Inglês | MEDLINE | ID: mdl-38192170

RESUMO

The emerging petroleum production sector has been positively impacting Guyana's economic prospects while contributing to an anticipated increase in the country's greenhouse gas emissions. This article presents a case study that adopts a convergent mixed methods approach. The methods selected for data collection consisted of in-depth interviews, document review and quantitative analysis to examine the implications of the GHG emissions from Guyana's emerging petroleum production sector for the country's net carbon sink status. The article explores measures to enable Guyana to remain a net carbon sink. The study reveals that fugitive emissions were the highest component of greenhouse gas emissions, mostly accounted for by flaring and venting from well testing and flaring from conventional petroleum production. The annual GHG emissions from petroleum production for 2025, 2027 and 2030 were 9034, 13,397 and 20,516 kilotons of CO2e, respectively. Moreover, the combination of the emissions from the oil and gas production and those from three scenarios of growth in Guyana's energy sector, the total annual GHG emissions could vary from 4445 kilotons of CO2e by 2025 to the largest amount of 24,888 kilotons of CO2e by 2030 across various scenarios and conditions. Further, the highest total GHG emissions for 2025 would be 11,015 kilotons CO2e compared to a sequestration rate of 154,060 kilotons CO2 (7%) for 2025. In 2027, the highest total GHG emissions would be 16,234 kilotons CO2e as compared to a sequestration rate of 153,860 kilotons CO2 (11%). No negative implication for Guyana's net carbon sink is projected. However, Guyana should review, update and implement policies to mitigate GHG emissions and offset unavoidable ones. This research highlights the efforts of Guyana to adopt a development path that seeks to fulfil obligations to the UNFCCC and the Paris Accord while improving the social and economic well-being of its citizens.

3.
Sci Total Environ ; 692: 1175-1190, 2019 Nov 20.
Artigo em Inglês | MEDLINE | ID: mdl-31539949

RESUMO

Many cities across the world are facing many problems climate change poses to their populations, communities and infrastructure. These vary from increased exposures to floods, to discomfort due to urban heat, depending on their geographical locations and settings. However, even though some cities have a greater ability to cope with climate change challenges, many struggle to do so, particularly in cities in developing countries. In addition, there is a shortage of international studies which examine the links between climate change adaptation and cities, and which at the same time draw some successful examples of good practice, which may assist future efforts. This paper is an attempt to address this information need. The aim of this paper is to analyse the extent to which cities in a sample of developing countries are attempting to pursue climate change adaptation and the problems which hinder this process. Its goal is to showcase examples of initiatives and good practice in transformative adaptation, which may be replicable elsewhere. To this purpose, the paper describes some trends related to climate change in a set of cities in developing countries across different continents, including one of the smallest capital cities (Georgetown, Guyana) and Shanghai, one the world's most populous cities. In particular, it analyses their degree of vulnerability, how they manage to cope with climate change impacts, and the policies being implemented to aid adaptation. It also suggests the use of transformative approaches which may be adopted, in order to assist them in their efforts towards investments in low-carbon and climate-resilient infrastructure, thereby maximizing investments in urban areas and trying to address their related poverty issues. This paper addresses a gap in the international literature on the problems many cities in developing countries face, in trying to adapt to a changing climate.

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