Delivering a blend of local history, environmental issues, education, entertainment, and fresh air, Davenport's River Action continues its series of outdoor presentations in the annual Channel Cat Talks and Riverine Walks – weekly "Explore the River Series" programs that, from July 7 through August 1, will address such topics as ferry boats, pollinators, Silvis' Hero Street, and noted area jazz legend Bix Beiderbecke.