Dear Colleague: The GeoCongress 2008 will be held in New Orleans during March 9-12, 2008. The theme of the conference is "The Challenge of Sustainability in the Geoenvironment". We invite you to submit abstract(s) and proposal(s) for sessions, short courses and workshops at the conference website: http://content.asce.org/conferences/geocongress2008/index.html Please note that the proposals for sessions, short courses and workshops are due by March 2, 2007 and all of the abstracts are due by March 30, 2007. GeoCongress 2008 will present a broad perspective on the role of geoengineers and geoscientists in protecting and preserving our environment. Conference themes include, but are not limited to: Sustainability - including sustainable design and construction, lifecycle assessment and management, brownfield redevelopment, wetland restoration, sustainable water management practices, mitigation of climate change effects, enhancement of community resiliency, geothermal energy solutions, and sustainable use of underground space; Geo-hazard Mitigation - including flood control, landslides, seismic design, tsunamis, soil erosion control and soil sealing by development (hard-cover), drought management, and expansive and collapsible soils; Waste Management - including management of solid and hazardous wastes, radioactive waste, mine tailings, sludges, and sediments, landfill design and performance, surface impoundments, innovative barrier materials, innovative covers, bioreactor landfills, waste mechanics, and materials reuse and recycling, and sustainable stewardship; and Site Assessment and Remediation - including innovative site characterization and monitoring techniques, remote sensing, geophysical methods, contaminant fate and transport, subsurface barriers, technologies to remediate contaminated soils, groundwater and sediments, and emerging phyto- bio- and nano- technologies. If you have any questions, please feel free to contact us. Sincerely, Krishna Reddy ([log in to unmask]), Conference Co-Chair Beth Gross ([log in to unmask]), Conference Co-Chair