http://videoeta.com/news/2108 - have Samuel L. Jackson call your friends (with some personal information) and tell them to go see snakes on a plane. original Website no longer exists.
http://ushahidi.com/ - a mobile phone platform to collect realtime information in human-rights violations and disaster areas.
http://lionguardians.wildlifedirect.org/about-lion-guardians/ - a project to employ Keynian Maasi in the effort to protect lions from the expansion of rural african population. they use phones to call/txt in where they see lions so that people can heard in other locations and avoid unintended contact with the lions.