Websites:

NASA Lunar Science Institute - Live Earth-Moon audio-visual performance
NASA Night Sky Network - Celebrate Global Astronomy Month this April with Astronomy Heroes!
International Dark Skies Association - Global Astronomy Month 2011
Practical Astronomy magazine - April issue
IYA2009 - Update
Coelum Magazine - April 2011 E Il Global Astronomy Month
Capital City Weekly - Planetarium announces astronomy poetry contest
Hilath Online - Saturn Watch tonight
Worthing Herald online news - Worthing astronomers to run telescopic clinics
Times of India - Association of Friends of Astronomy (AFA) plans star-filled activities.
Panorama AM - Global Astronomy Month kicked off under one people, one sky slogan
Universe Today - Global Lunar Week - April 10 to 16, 2011
Irish Girl Guides - Brownies Bounce to the Moon as part of GAM and Lunar week.

Blogs:

Sky & Telescope News Blog - Global Astronomy Month 2011
Universe Today - Now is the Time for Observing Saturn in the Night Sky
A Sky Full of Stars - Global Astronomy Month 2011 is here!
Cosmic Diary - BBC Live Stargazing Astrocast
Astronomy Communication Blog - Make peace with #Starpeace
Stuart Clark's Universe - Welcome to Global Astronomy Month
Camilla Corona SDO - NASA's Solar Dynamics Observatory's mascot
Deirdre Kellegan - Moon BOUNCE and Saturn Paintings for GAM2011
Deirdre Kellegan - Irish childrens paintings BOUNCE to the Moon and beyond

Podcasts:

365 Days of Astronomy - Happy Nights: Dark Skies and Global Astronomy Month
"Stars for All" - Online Remote Observing sessions

Twitter feeds:

#GAM2011
#StarPeace
#SaturnWatch
#LunarWeek