Alberta shutterbugs urged to capture province's flora and fauna during biodiversity challenge If you're thinking about getting into the great outdoors over the next few days, a bonus might be to participate in some citizen science while showcasing your photos as part of the BiodiverCITY Challenge. Social Sharing 'We hope to send you off on a nature walk' during four-day blitz that begins June 10 Posted: Jun 10, 2021 8:00 AM MT | Last Updated: June 10 An image of an American Goldfinch, snapped during the YEG BiodiverCITY Challenge in 2020.(Supplied by Alberta Biodiversity Monitoring Institute, photo by Kim Y.)