This week of the course was written by Janice Ansine. It was first published in August 2019.
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The material acknowledged below is Proprietary and used under licence (not subject to Creative Commons Licence). Grateful acknowledgement is made to the following sources for permission to reproduce material in this free course:
Figure 1: getreading
Figures 2, 4, 5, 6, 7 and 8: OPAL (Open Air Laboratories)
Figure 3: PhotosForClass.com;pixabay.com
Figures 10 and 11: naturescalendar.woodlandtrust.org.uk
Video of citizen science activity: Butterfly-Conservation.org; www.butterfly-conservation.org
Video from the ECSA’s second International Citizen Science Conference, Geneva, 3–5 June 2018: www.science-et-cite.ch
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