The impact of urbanization and climate change on urban temperatures: a systematic review

2017 ◽  
Vol 32 (10) ◽  
pp. 1921-1935 ◽  
Author(s):  
Sarah Chapman ◽  
James E. M. Watson ◽  
Alvaro Salazar ◽  
Marcus Thatcher ◽  
Clive A. McAlpine
Author(s):  
Mariya Bezgrebelna ◽  
Kwame McKenzie ◽  
Samantha Wells ◽  
Arun Ravindran ◽  
Michael Kral ◽  
...  

This systematic review of reviews was conducted to examine housing precarity and homelessness in relation to climate change and weather extremes internationally. In a thematic analysis of 15 reviews (5 systematic and 10 non-systematic), the following themes emerged: risk factors for homelessness/housing precarity, temperature extremes, health concerns, structural factors, natural disasters, and housing. First, an increased risk of homelessness has been found for people who are vulnerably housed and populations in lower socio-economic positions due to energy insecurity and climate change-induced natural hazards. Second, homeless/vulnerably-housed populations are disproportionately exposed to climatic events (temperature extremes and natural disasters). Third, the physical and mental health of homeless/vulnerably-housed populations is projected to be impacted by weather extremes and climate change. Fourth, while green infrastructure may have positive effects for homeless/vulnerably-housed populations, housing remains a major concern in urban environments. Finally, structural changes must be implemented. Recommendations for addressing the impact of climate change on homelessness and housing precarity were generated, including interventions focusing on homelessness/housing precarity and reducing the effects of weather extremes, improved housing and urban planning, and further research on homelessness/housing precarity and climate change. To further enhance the impact of these initiatives, we suggest employing the Human Rights-Based Approach (HRBA).


Atmosphere ◽  
2020 ◽  
Vol 11 (2) ◽  
pp. 190
Author(s):  
Robert Ugochukwu Onyeneke ◽  
Chukwuemeka Chinonso Emenekwe ◽  
Jane Onuabuchi Munonye ◽  
Chinyere Augusta Nwajiuba ◽  
Uwazie Iyke Uwazie ◽  
...  

An in-depth understanding of the impact of vulnerability on livelihoods and food security is important in deploying effective adaptation actions. The Nigerian agricultural sector is dominated by rainfed and non-homogenous smallholder farming systems. A number of climate change risk studies have emerged in the last decade. However, little attention has been given to vulnerability assessments and the operationalization of vulnerability. To highlight this shortcoming, this study systematically reviewed climate-change-focused vulnerability assessments in the agricultural sector by evaluating (1) variation in climate variables in Nigeria over time; (2) the state of climate change vulnerability assessment in Nigerian agriculture; (3) the theoretical foundations, operationalization approaches, and frameworks of vulnerability assessments in Nigeria; (4) the methods currently used in vulnerability assessments; and (5) lessons learned from the vulnerability studies. We used a linear trend of climatic data spanning over a period of 56 years (1961–2016) obtained from the Nigerian Meteorological Agency and the Climate Research Unit of the University of East Anglia, United Kingdom, along with a systematic review of literature to achieve the objectives. The analysis indicates a significant and positive correlation between temperature and time in all major agro-ecological zones. For precipitation, we found a non-significant correlation between precipitation in the Sahel, Sudan, and Guinea Savanna zones with time, while the other zones recorded positive but significant associations between precipitation and time. The systematic review findings indicate no clear progress in publications focused specifically on vulnerability assessments in the Nigerian agricultural sector. There has been progress recently in applying frameworks and methods. However, there are important issues that require addressing in vulnerability assessments, including low consideration for indigenous knowledge and experience, unclear operationalization of vulnerability, non-standardization of vulnerability measures, and inadequacy of current assessments supporting decision making.


2015 ◽  
Vol 30 (3) ◽  
Author(s):  
Yousef S. Khader ◽  
Mostafa Abdelrahman ◽  
Nour Abdo ◽  
Munjed Al-Sharif ◽  
Ahmed Elbetieha ◽  
...  

AbstractTo summarize the existing knowledge of the impact of climate change on health from previous research in the Eastern Mediterranean region (EMR) and identify knowledge and research gaps.Different databases were searched for relevant studies published in the region between 2000 and 2014. The review was limited to studies reporting the impacts of climate change on health or studying associations between meteorological parameters and well-defined human health outcomes.This systematic review of 78 studies identified many knowledge and research gaps. Research linking climate change and health is scarce in the most vulnerable countries of the region. There is limited information regarding how changes in temperature, precipitation and other weather variables might affect the geographic range and incidence of mortality and morbidity from various diseases. Available research has many limitations and shortcomings that arise from inappropriate study designs, poor assessment of exposure and outcomes, questionable sources of data, lack of standardized methods, poor adjustment of confounders, limited geographical area studies, small sample sizes, poor statistical modeling and not testing for possible interactions between exposures.Research and information on the effect of climate change on health are limited. Longitudinal studies over extended periods of time that investigate the link between climate change and health are needed. There is a need for studies to be expanded to include more countries in the region and to include other environmental, social and economic factors that might affect the spread of the disease.


2019 ◽  
Vol 21 (2) ◽  
pp. 141-152

<p>This study focuses on the impact of climate change on rainfall-runoff pattern, and to assess the surface runoff and groundwater recharge potential from the intensified rainfall for the effective management of surface and groundwater resources in Tirunelveli city. The rainfall contribution is consistent, dependent, maximum and intensified during the month of November followed by October and December. The intensified rainfall in these months causes a temperature decrease and the climate becomes more and more colder than ever. The indices SPI and DI clear show that there is a change in climatic pattern. Landuse Landcover (LULC) analysis shows that the residential area and mining area is on the increasing trend, Village area is slightly increasing, agricultural area and dense scrub area is on the decreasing trend. The present capacity of the storage tanks available in Tirunelveli city is less than the maximum runoff generated during the month of November. The increase in residential area in LULC reflects the direct linear relation with the population increase of the city. The impact of urbanization leads to LULC change with the loss of agricultural land and water bodies.</p>


2019 ◽  
Vol 156 (4) ◽  
pp. 609-630 ◽  
Author(s):  
Yen Pham ◽  
Kathryn Reardon-Smith ◽  
Shahbaz Mushtaq ◽  
Geoff Cockfield

Author(s):  
Mazni Baharom ◽  
Norfazilah Ahmad ◽  
Rozita Hod ◽  
Fadly Syah Arsad ◽  
Fredolin Tangang

Background: Climate change poses a real challenge and has contributed to causing the emergence and re-emergence of many communicable diseases of public health importance. Here, we reviewed scientific studies on the relationship between meteorological factors and the occurrence of dengue, malaria, cholera, and leptospirosis, and synthesized the key findings on communicable disease projection in the event of global warming. Method: This systematic review was conducted according to the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) 2020 flow checklist. Four databases (Web of Science, Ovid MEDLINE, Scopus, EBSCOhost) were searched for articles published from 2005 to 2020. The eligible articles were evaluated using a modified scale of a checklist designed for assessing the quality of ecological studies. Results: A total of 38 studies were included in the review. Precipitation and temperature were most frequently associated with the selected climate-sensitive communicable diseases. A climate change scenario simulation projected that dengue, malaria, and cholera incidence would increase based on regional climate responses. Conclusion: Precipitation and temperature are important meteorological factors that influence the incidence of climate-sensitive communicable diseases. Future studies need to consider more determinants affecting precipitation and temperature fluctuations for better simulation and prediction of the incidence of climate-sensitive communicable diseases.


2021 ◽  
Vol 13 (20) ◽  
pp. 11410
Author(s):  
Asnarulkhadi Abu Samah ◽  
Hayrol Azril Mohamed Shaffril ◽  
Mohd Fauzi Fadzil ◽  
Nobaya Ahmad ◽  
Khairuddin Idris

The impact of climate change is one of the many challenges faced by aquaculture communities nowadays. Only a limited number of articles have attempted to systematically review available literature in this field, which has led to the current study, aiming to develop a systematic review related to the practice of adapting to climate change among aquaculture communities. This systematic review was guided by the PRISMA Statement (Preferred Reporting Items for Systematic reviews and Meta-Analyses) in its systematic searching strategy on Scopus, Web of Science, and Google Scholar, resulting in the selection of 20 related studies. All selected articles were assessed using the Mixed Method Appraisal Tool (MMAT). Employing thematic analysis, five main themes resulted, namely Governmental (five subthemes), Community (three subthemes), Facilities (five subthemes), Temperature (two subthemes) and Financial (three subthemes), along with 18 subthemes. Based on the pattern of previous studies, the review presented several recommendations for scholars, agencies, and communities to consider in future.


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