This report provides an overview of the progress made in implementing activities under the Nairobi work programme on impacts, vulnerability and adaptation to climate change. The elements of its second phase were defined by the Subsidiary Body for Scientific and Technological Advice (SBSTA) at its twenty-eighth session. The report describes progress made under the different areas of work and how organizations, institutions, experts and the private sector have been engaged in the activities under the work programme during the intersessional period from SBSTA 28 until the date of publication. It also contains summary accounts of how the secretariat is disseminating outcomes to stakeholders of activities relating to the work programme undertaken outside the secretariat. The report concludes with a list of mandated activities that will be addressed before the thirtieth session of the SBSTA