underwater exploration system for obtaining, processing, and interpreting seismic refraction data for continuous pipeline and cable burial surveys comprising a towing sledge, power pack, data acquisition and transmission units, seismic source, hydrophone streamer, surface data processing unit, and bottom-surface link

Computer services, namely, hosting and maintaining an on-line web site for others to learn about environmental issues and the field of ecoentrepeneurialism; Hosting an on-line community web site featuring environmental issues and the field of ecoentrepeneurialism