GLOBE AT NIGHT
SPACE brings you the GLOBE AT NIGHT program to estimate light pollution.
GLOBE at Night is an annual citizen-science campaign that encourages people all over the world to record the brightness of their night sky. ...

 You can join in one or both phases:

1. Globe at Night Worldwide – Feb 26 to March 6

2. Globe at Night Northern Hemisphere + Great Indian Star Count – March 22 to April 5^th

 Visit SPACE Project Dark Skies  (http://projectdarkskies.org/) website for details and to register with SPACE. A participation certificate will be given to all those who register.

Globe at Night website:

http://www.globeatnight.org/

Globe at Night steps:
http://organisationspace.blogspot.com/2011/01/globe-at-night-steps.html