Invasion of painted ladies in North-Western Europe

Invasion of painted ladies in North-Western Europe

The last few days the number of Painted ladies, large orange and black butterflies have increased enormously in North-Western Europe. These butterflies come from Africa and the Mediterranean to the northern parts of Europe almost every year but the numbers vary a lot....
Garden butterfly count

Garden butterfly count

From 6 till 28th of July 2019 people in the Netherlands were asked to record the number of butterflies in their garden for 15 minutes. In total 73.445 butterflies were recorded in 2956 gardens. This gives insight in an important habitat that is not easily accessible...
Citizen science can change the world

Citizen science can change the world

How can citizen science projects influence the world we live in? A substantial number of citizen science projects start from the wish to change something. The Tatort street light project, for example, measures insect occurrence and behaviour because they want to...
Impact assessment: a multidimensional approach

Impact assessment: a multidimensional approach

How do we measure the impact of citizen science projects? Citizen science projects are different from more traditional scientific pursuits and from “standard” projects with specific targets. A citizen science project can be hugely successful even if it produces no...
The Lean Survey Canvas

The Lean Survey Canvas

Gloria Re Calegari – Cefriel – 23/7/2019The Lean Survey Canvas – A methodology to design powerful surveys Surveys are the main method employed in collecting data from users and many citizen science projects face the not-so-easy task of designing a...