The link between environmental degradation and international security has attracted new attention due to the publication of the United Nations report A More Secure World: Our Shared Responsibility, authored by the High Level Panel on Threats, Challenges and Change, a group of experts assembled by Kofi Annan and tasked with advising the Security Council about new global threats. The panel specif...

In the current global environmental crisis medical aid and disaster relief is given by the UN and its branches, by governments and by NGOs, who regard it as their duty to address large-scale humanitarian catastrophes. The duty to give medical aid rests on traditional interpretations of health security and on the bioethical imperatives to relieve suffering and to save lives. However, those princ...

This paper critically examines the perceived threat of ‘climate refugees’ and ‘climate conflict’. It locates the ideological roots of these concepts in development theories and policy narratives about demographically induced migration, environmental refugees and environmental security. While alarmist rhetoric around climate refugees and conflict has been deployed by a variety of actors, includi...

The most important requirement of the family after food and clothing is housing. It also plays an important role in providing safety and security etc. for the family. Security is important therefore it is placed among other human physiological needs like food, shelter and sanitation. Security feeling is one of the main factorsin stability of urban spaces. It can be said that secure enviro...

Wireless sensor networks (WSNs) have many applications in the areas of commercial, military and environmental requirements. Regarding the deployment of low cost sensor nodes with restricted energy resources, these networks face a lot of security challenges. A basic approach for preparing a secure wireless communication in WSNs, is to propose an efficient cryptographic key management protocol be...