Spanish city Cartagena needs more biking culture. Can you help and create more awareness here? Maybe we can do some guerilla-bike-path-painting? September 8 2012

Promote urban cycling in a city with high automobile dependency. Less cars, noise and pollution. More safety and a healthier economy. August 4 2012

Arrange an interview with Christian Felber, dancer and person behind the "Common Welfare Economy". See how these approaches can be applied to your environment July 18 2012

Europe in crisis? Collaborate with an NGO or within a social project in the poorest European country next door: Albania. July 12 2012

Nuclear power: the principal threat to humanity. Investigate for each object in your environment whether this energy source was used for its production. Try to live a fully nuclear-free life. February 1 2012

Start a "Where the hell is Matt" (google), visiting all corners of the Netherlands and including all type of people January 5 2012

Live during one month without producing any garbage. And document it. January 1 2012