Climate change and human security in Tuvalu. P. Fisher. Environmental sciences, political sciences. 2011. At the local level, global climate change is exacerbating current environmental conditions while creating entirely new environmental and human risks. The thesis of this article is that these new · Develop. 26.I am pleading here in favor of a discourse on ecological security. Such discourse is oriented towards the resilience of ecosystems and the rights and needs of the most vulnerable in spatial populations of developing worlds, across time, in future generations and in species of other living beings. This article highlights the limits of existing explanations on climate,