Apparently across the US and Canada. Some stores are offering some freebies on this day.
[A class=dealsLink href="http://www.starbucks.ca/" target=_blank]Free Starbucks Coffee on Earth Day[/A]
If you bring a tumbler/travel mug to any Starbucks in Canada on Earth Day, April 22, they will fill it with coffee for free! It can be any travel mug and if you use it again on subsequent days, they will give you $0.10 off your drink.
[A class=dealsLink href="http://www.benjerry.ca/index.cfm" target=_blank]Free Ice Cream on April 17 @ Ben & Jerry's[/A]
According to the U.S. website for Ben & Jerry's Ice Cream, Tuesday April 17 is "free cone day" at participating stores around the world! The offer lasts from noon until 8:00 pm on April 17th. There are 19 stores across Canada.
In BC, the only B&J ice cream shop is in Coquitlam Mall.