نتایج جستجو برای: population change
تعداد نتایج: 1241284 فیلتر نتایج به سال:
BACKGROUND The most direct way in which climate change is expected to affect public health relates to changes in mortality rates associated with exposure to ambient temperature. Many countries worldwide experience annual heat-related and cold-related deaths associated with current weather patterns. Future changes in climate may alter such risks. Estimates of the likely future health impacts of ...
from drought in some regions that is leading to a loss of livestock and the country, which comprises large regions of desert, is highly vulnerable to any reduction in rainfall as a result of climate change for the maintenance of its population. Globally, the journal issue highlights the fact of more than 80 million unintended pregnancies each year — which shows there is already a large unmet ne...
Seasonal cycles of temperature, water regime and day length act as “Zeitgeber” (timer) triggering stage transitions in the life cycle of organisms provoking temporal patterns of communities at different levels of organization. Climate change is both affecting temperature forcings and water regime. Mathematical models are set up to investigate the mechanisms for the change of temporal patterns i...
Global climate change is predicted to result in the decline and/or extinction of a large number of animal populations worldwide, and the risk of extinction is likely to be greatest for those species already vulnerable — i.e. those with limited climatic range and/or restricted habitat requirements. To date, predictive models have failed to take into account the fact that climate change will alte...
b a c k g r o u n d & aim: this study aimed to estimate and project the current and future disability burden of typhoid fever in iran associated with climate and population to provide best policies for climate change adaptation. methods & materials: years lost due to disabilities (ylds) were measured as burden estimation in this study. the temperature was selected as climate variable. futu...
T he main aim of this study is to investigate the impacts of population total, gross domestic product per capita, urbanization rate and energy use on carbon emissions in Nigeria for a period of 1981-2015 using autoregressive distributed lag approach to co-integration (ARDL). The empirical results revealed evidence of a long run relationship among the variables. The generalized ridge ...
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