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H. Dutta
In the terrestrial ecosystem climate change has been found to accelerate three
other current ecological issues (habitat destruction, fire and alien plant invasion)
triggered by anthropogenic activities (Dutta 2018). It is likely that such relationships
between climate change and human-induced issues also exist in the aquatic ecosystem(s) which must be understood to devise proper mitigation measures. Therefore,
the present review has been attempted to understand the synergistic inter linkage
among climate change, and two important problems of the aquatic environment; viz:
eutrophication (Anderson et al. 2002) and species invasion (Otero et al. 2013; Xiong
et al. 2018) that arise due to the impact of human activities. The aim is to develop an
understanding about the role played by climate change in facilitating the two issues.
The review does not concentrate upon the direct negative effects of climate change
on aquatic biodiversity and presents it as a catalyst. It is the first hand approach to
simultaneously inter link climate change with the two issues and has the following
three objectives:
a. To understand the causes and negative consequences of eutrophication and
species invasion in order to relate them to the effects of climate change.
b. To understand the synergistic relationship of climate change with eutrophication
and species invasion as well as the inter linkage between eutrophication and
species invasion.
c. To test the statistical significance of the inter linkages.
2 Materials and Methods
The overall review has been conceptualized on the basis of the method used by Dutta
(2018) to link climate change with three other ecological issues in the terrestrial
ecosystem. Scientific literature related to the impacts and causes of eutrophication and
species invasion and their linkage with climate change was downloaded from Google
Scholar. Research publications that linked eutrophication and species invasion were
also obtained. After this, the literature was converted into empirical data based on six
phenomena and six categories of ecosystems formulated on the basis of the gathered
information. Chi-square analysis was performed to test the overall significance.
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