On April 09, 2009 Canada Post issued a set of two postage stmps under the title "Preserve the Polar Regions and Glaciers" as a part of an international stamp campaign for the awareness of global warming. This set of two Se-tenant stamps feature the polar bear and arctic tern. Both the species are in danger of extinction due to Polar ice cap melting.Souvenir Sheet featuring the set of two sorrounded by beautiful border:

First Day Cover with the set of stamps:

Composit block of all the four different corner blocks of 4 with traffic light:

Complete sheet-let:
