[Participation effects in crowdsourced historical weather data transcription*] « Old Weather Blog
Caption: “16,400 little boxes – one for each person who’s contributed to oldWeather. The area of each box is proportional to the number of pages transcribed, between us all we’ve done 1,090,745 pages.”
Far-too-addictive crowdsourced science project Old Weather—which asks volunteers to encode Royal Navy ship logs from pre-WWI logbooks—shares some details about their volunteers. I found myself contrasting this with the dearth of diversity in Wikipedia contributors, among others.
* My concise, dorky title. Their own doesn’t describe the data much at all.