The weekly round-up of OSM news, issue # 410,
is now available online in English, giving as always a summary of all things
happening in the openstreetmap world:
http://www.weeklyosm.eu/en/archives/10391/
Enjoy!
weeklyOSM?
who?: https://wiki.openstreetmap.org/wiki/WeeklyOSM#Available_Languages
Hi Deepthi Patric,
As far as i know, elevation contours can be extracted from openly
available data sets from ASTER / SRTM / ALOS satellite imagery services.
Each one has different spatial resolution and elevation accuracy
depending upon the measurement (remote sensing) technology.
Do take a