20 Memorable Earth Day Posters 1970 2010

With Earth Day 2011 coming up on Friday, April 22nd, we thought we’d pull up this review of classic Earth Day posters from the past 41 years.

Enjoy!

1970

(Pogo via Walt Kelley)

1971

(Pogo via Walt Kelley)

1982

(via Shigeo Fukuda)

1990

(via markbult)

1991

(via Istvan Orosz)

1992

(via Niklaus Troxler)

1994

(via Encore Design)

1995

(via Paul Rand)

1999

(via pibburns.com)

(via Butterfly-Stamps)

2000

(via Bob Masse)

See lots more at Red Green and Blue.org