Table 2. Description of the eleven further activities proposed to participants by the during the activity days.

Activity name	Description	Location	Interested
Bird watching	During weekends in May, observing and listening to the birds in the garden.	Local	22
Placing nest boxes	Participants were invited to come one afternoon in early June to help place the pollinator hotel and the small nests they built themselves.	Local	20
Pollinator watching	Observation of a flower meadow and the pollinators visiting it in July.	Local	17
Garden butterflies	Offer to take part in the garden butterflies watch program.	Local	15
Pollinator friendly planters	Instructions on how to create a pollinator-friendly planter on a window ledge or balcony.	Local	17
Urban nature walk	A short urban nature walk around the green belt of Paris.	Paris area	14
Botanical garden	Invitation to visit a “floral park” in Paris (with general information provided).	Paris area	15
Plant fair	An opportunity to exchange plants and gardening materials for free.	Paris area	13
Discovering amphibians	Information on an activity day on amphibians during a nature festival organised by the National Museum of Natural History in Paris (May).	Paris area	14
Gardening	Information on how one can do shared-communal gardening in the city of Paris.	Paris area	10
General information	Information on several biodiversity activities organised by the city of Paris in the summer and spring 2010.	Paris area	8

The location of each activity is classified into local, i.e., in the same garden or at home, and Parisian urban area, i.e., activities that took place in the Paris metropolis.