The Big Data Knowledge Discovery (BDKD) portal is created as part of BDKD project, an interdisciplinary research initiative that focuses on the scientific challenges and opportunities presented by the use of the new techniques of data science applied in the natural sciences. This research initiative brings together world class discipline leaders in the data-intensive sciences of Geo Sciences, Life Sciences and Physical Sciences with leaders in Information and Communications Technology with theoretical and practical understanding of very large and complex data sets. This project is funded by the Science and Industry Endowment Fund ( ).