Residents on every U.S. coast are looking for solutions for rising sea levels / Rising waters, waning forests: Scientists are using tree rings to study how rising sea levels affect coastal forests / 'Life goes on'--Panama islanders relocated as sea level rises / What can Charleston and other coastal cities teach South Florida about sea-level rise? / Sinking US cities increase risk of flooding from rising sea levels / King tides to swamp the Pacific coast, give glimpse at future sea level rise