Six Month Pledge Campaign by Art Student

Had to include this one, it's about a plastic bag education campaign by Roman Jaster, a student at my alma mater:

Apr 30, 2007
CalArts Student Says No to Paper and Plastic

Banned in San Francisco and likely on the way out in LA, too, plastic bags have truly become an enemy of the state, at least in California. But paper's no angel, either; the only real solution is to get people to start bringing reusable bags themselves. One CalArts student staged an "ecological intervention" to confront shoppers with the concept...

Here's Roman's website documenting the project

Plastic Bag Kites

This Japanese artist living in NYC makes interesting work from plastic trash - both bags and bottles:

Miwa Koizumi
Since I moved to NY four years ago, I have started to see garbage as small creatures. Everywhere I go they are waiting for me. I pass by and they want to talk with me.
I think this is based on an Asian mentality. ( also I use a lot of ephemeral materials to make a meaning for nothing) Especially in Japan, we have many spirits in our everyday life. Even if an object doesn't have a mind, its spirit affects me. This idea gives me a different point of view when observing things.

"PET" and "kite project

Guns and Plastic

Rather chilling quote from an artist using plastic bags as a medium - he found a marked similarity between human beings and plastic - “Both are disposable in one hand and immortal on the other.”

Sculptures show opens at Rohtas Gallery
Daily Times, Lahore, Pakistan

An exhibition featuring images made from plastic bags began at the Rohtas Gallery here on Tuesday. The exhibition titled ‘I Love You’ displayed ...

Artists Design Reusable Bags

Great idea!

Sainsbury's launch "desirable" shopping bags

Nov. 3, 2006
http://www.mrw.co.uk/homepagePBP_NADetail_UP.aspx?ID_Site=534&ID_Article=15565&mode=1&curpage=0&id=0
By Andrea Height, Materials Recycling Weekly, UK

Sainsbury’s and the Arts Council England have joined forces to produce a range of limited edition shopping bags designed by well-known artists
Launched last week, the 50p “art in your hand” bags mark the Arts Council England’s 60th anniversary. They aim to promote the use of reusable shopping bags as well as raise awareness and debate about the role the arts play in people’s lives...