Climb the tallest staircase in B.C. in this annual fundraising event. Feb. 18, Sheraton Vancouver Wall Centre Hotel (1088 Burrard St). All proceeds go towards lung-health research and help promote and support clean-air initiatives. Info and registration: bc.lung.ca/campaigns_ and_events/stairclimb_for_cleanair.html, stairclimb@bc.lung.ca, or 604-731-5864.