Mathematics of Planet Earth

The MPT2013 appeals to all artists to participate in this challenge:

"Mathematics of Planet Earth"
A planet to discover; a planet supporting life; a planet organized by humans; a planet at risk. This initiative consists of an online exhibition on www.mpt2013.pt and an itinerary exhibition of a selection of works, with the collaboration of the Portuguese Committee for the MPE2013.

Information and delivery of works: mpt2013.eventos@gmail.com
(Subject: Mail-Art) 
Museu da Ciência da Universidade de Coimbra 
Laboratório Chimico 
Largo Marquês de Pombal 
3000-272 Coimbra, PORTUGAL

Terms of participation:
- Open to all artists, national and foreign;
- Individual or collective participation;
- Maximum of 3 works per participant;
- Maximum size of the work - A4;
- No limitation in use of techniques;
- Artwork in digital format: not exceeding 1MB.
All work must be identified with name and title of the participant.
Deadline for submission: March 21, 2014

More informations: http://www.mat.uc.pt/mpt2013/mail-art.html
Regulations: http://www.mat.uc.pt/mpt2013/files/REGULATIONS.pdf