Activity
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Łukasz joined the project idea CITIZENS WATER GAMIFICATION SOCIAL INNOVATION IN WATER SERVICE 2 years, 7 months ago
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Łukasz became a registered member 2 years, 8 months ago
Łukasz joined the project idea CITIZENS WATER GAMIFICATION SOCIAL INNOVATION IN WATER SERVICE 2 years, 7 months ago
Łukasz became a registered member 2 years, 8 months ago