Pakistan is susceptible to climate variations such as floods, droughts, heat waves, and the glaciers melting have all had devastating effects on human security. Furthermore, people are forced to leave their homes due to continuous floods, making them more vulnerable to disease and economic collapse. The international cooperation needs to adopt policy responses and adaptation plans to develop resilience and reduce vulnerability to the effects of climate change. The Universal Declaration of Human Rights and the Paris Agreement, adopted under the United Nations Framework Convention on Climate Change are two landmark international legal instruments when it comes to addressing the human security implications of climate change. Despite these legal frameworks, climate change implications on human security are not being adequately addressed. Effectively human security crisis needs meaningful participation of affected communities that prioritize the most vulnerable populations and promotes the protection and fulfilment of human needs.