At ISDE 2015 up to 1,000 scientists, engineers, technologists, and environmental managers from around the world will meet to share concepts, research findings, technologies, and practical applications relating to the Digital Earth vision. Our conference will include themes from the entire spectrum of the Digital Earth vision, and will highlight applications related to Nova Scotian expertise in ocean and atmospheric sciences. Our themes are: 1.Digital Earth Concepts, Technologies, Infrastructure Concepts, hardware, and software for transmitting, storing, and analyzing geographic information. 2.Earth Observation & Monitoring Observation systems for collecting, monitoring, and managing data of global and regional environmental conditions, resources, and hazards. 3.Managing The Blue Planet Multi-disciplinary methods to forecast and adapt to environmental change, mitigate natural hazards, and support sustainable development. 4.Digital Earth & The Citizen Innovative technologies to encourage citizen involvement in global monitoring and environmental sustainability, and policies to minimize their intrusive effects. 5.Digital Earth Education & Outreach The Symposium will publicize the Digital Earth vision and capabilities to the public at-large, and particularly to youth.