Science Teacher Professional Development - Free webinars and VC teacher PD. 
ERLC - Edmonton Regional Learning Consortium
Inside Education - offers a variety of professional development programs and tours throughout Alberta and B.C.
Web resources worth exploring:
ATA science council - news, updates, conferences and now shared resources database!  Shawn Cornally - commentaries on teaching, learning and assessment in Science and Math Dr. David Wetzel - resources and strategies on teaching and learning in Science and Math Speak Out Alberta - student perspectives on what happens or should happen in classrooms