Pakistan Agriculture Research Council (PARC) hosted the fourth Climate Change Adaptation Policy & Science (CCAPS) conference from February 26th-27th, 2018 in Islamabad, Pakistan. CCAPS conference is a series of events held annually by HI-AWARE. The conference aimed to build a platform for adaptation and resilience research and facilitated exchange of knowledge and ideas on science, policy and good practices related to climate change adaptation in the Hindu-Kush Himalayan (HKH) region and especially in Indus-Ganges-Brahmaputra River Basins. The first, second and third CCAPS conferences were held in Kathmandu, Nepal in 2015, Delhi, India in 2016, and Dhaka Bangladesh in 2017 respectively.