Climate change is a burning issue which has made greater impact in global phenomemon. Climate change threatens to make parts of the planet uninhabitable or inhospitable for life as we know it while worsening poverty, swamping coastlines and destroying infrastructure. Impact of climate change has already been visible in several sectors including snow and glaciers, water resources, agriculture, health, ecosystems and biodiversity, infrastructure development, which has repercussion effect in livelihood and economy. In short, it is the most pressing global challenge we have ever faced.Climate change mitigation and adaptation are essential tools that are used by the institution aimed at reducing the vulnerability of communities and helping them to achieve sustainable development. IFS is pioneer in introducing and conducting large scale impact evaluations in Nepal and provides strategies to inform and assist communities in identifying potential alternatives in climate change adaptation.