Climate change is contemporary global threat to the entire world. Green House Gases (GHGs) are attributed to current global warming and GHGs concentration in atmosphere is increasing human driven activities. Rising the atmospheric temperature has negative impacts on biodiversity, human health, and other aspect’s world.The main objective of the study was to assess the impact of climate change on agriculture; people's health; economy and on biodiversity using various research tools. The two community forest user groups namely Siddhi Ganesh and Nepane of Sanosirubari VDC of Sindhupalchok District, Nepal were sampled out. It is observed that climate change is creating multidimensional impacts on the life of human as well as flora and fauna during 30 years. Therefore, daptation practices must be developed and awareness level of the people on climate change must be increased.