If this is something that you are interested in, and you have some free time, the Humanitarian Openstreetmap Team (HOT) is always looking for volunteer mappers. There were some mapping tasks related to the Syrian crisis, but I believe now the current ebola outbreak is taking priority. Anyway, they are always looking for help:

To map something now: http://tasks.hotosm.org/

More on HOT: http://hot.openstreetmap.org/get-involved

"HOT benefits from contributors with a wide range of interests and experience. Almost anyone can make a tremendous contribution to our projects by contributing mapping, but we're also very pleased to hear from developers, documenters and ideas hackers that can engage with us and our work."