If you are looking for more information regarding balloon litter, these links should prove helpful!
Resources About Balloon Litter (sources, impacts, laws, education)
“No More Balloon Releases” Facebook Page: Facebook
Essay about the impacts of littered balloons by Andy Mabbett.
The Marine Conservation Society in the United Kingdom has many resources: What’s the Problem with Balloons?
Pledges to not release balloons…and more good stuff: KeepWales Tidy
Summary of the sources and impacts of balloons as litter: Clean Virginia Waterways
Essay about outdoor balloon releases found on Balloonhq.com, written by an unnamed balloon professional. The essay suggests that the balloon industry is searching for a perfect answer when it is charged with the concept that released balloons = litter. Essay on Balloonhq.com
Bighorn sheep (a protected species) are attracted to balloons & eat them. Article by Rebecca Barboza, Wildlife Biologist with the California Department of Fish and Game, USA.
News Articles and Publications
Articles Regarding Balloon Releases and Litter
Balloon Release for Sandy Hook Victims: an article by Tommy Rowan, The Express-Times, New Jersey, USA.
Resources About The Importance of Helium
Senate Acts to Save Federal Helium Program -- By David A. Fahrenthold, Washington Post, Sept 19, 2013
Up, Up and Away -- New York Times analysis about the importance of helium, and its rising value. (May 25, 2013)
Legislation Proposed to Extend Helium Sales Deadline -- New York Times. (May 17, 2012)
Essay about balloons, litter, and helium depletion by Cherri Megasko