**apologies for cross-postings**

Hi,

We are currently organizing a special issue on Collaborative Mapping for the International Journal of Geo-Information. The deadline is 28 Feb 2013 and you can find more information on the journal website:

http://www.mdpi.com/journal/ijgi/special_issues/collaborative-mapping

We look forward to your contributions!

Best wishes,

Linda See, Steffen Fritz, Jan de Leeuw

International Institute of Applied Systems Analysis (IIASA)

Ecosystems Services and Management

Schlossplatz 1

A-2361 Laxenburg

Austria

ICRAF World Agroforestry Centre

United Nations Avenue

Gigiri

PO Box 30677

Nairobi 00100

Kenya