The Subsidiary Body for Scientific and Technological Advice, at its twenty-fifth session, invited relevant organizations to submit to the secretariat, by 21 September 2007, information and views on matters relating to the availability of information on the socio-economic aspects of climate change and improving the integration of socio-economic information into impact and vulnerability assessments, including information on the development of socio-economic scenarios and for understanding adaptive capacity, including: (a) Existing approaches and available data; (b) Needs, gaps, barriers and constraints; (c) Ways and means to improve availability and access to relevant information, including information on costs and benefits, as well as its better integration into impact and vulnerability assessments (FCCC/SBSTA/2006/11, para. 51). The secretariat has received four such submissions. In accordance with the procedure for miscellaneous documents, the two submissions received from an United Nations and an intergovernmental organization are attached and reproduced in the language in which they were received and without formal editing. In line with established practice, the two submissions from nongovernmental organizations have been posted on the UNFCCC website at