Sunlight and the Seasons: Photoperiod Map
Sunlight and the Seasons
North America | South America | Eurasia | Africa | Asia| Australia

All Journey North participants are invited to report photoperiod. In order to illustrate seasonal changes, this map only displays data reported for selected dates: The 1st day of each month, September 23 (equinox), December 22 (solstice), March 20 (equinox), June 20 (solstice). Please report accordingly.

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