The Great Kapok Tree
1990
A River Ran Wild: An Enironmental History
1992
The Dragon and the Unicorn
1994
Imagine
1996
The Armadillo from Amarillo
1994
How Groundhog's garden grew
2003
Shaman's Apprentice
1998
Who's sick today?
1988
The sea, the storm, and the mangrove tangle
2004
Seal
1987
Flute's Journey
1997
Snow leopard
1987
Grizzly Bear
1987
How We Know What We Know About Our Changing Climate
2008
Orangutan
1987
Mon chat Roméo
1992
Berber Horse
2004
River Is Wild
1992
Archie, Follow Me
1999
River Ran Wild
1998
Empowering Young Voices for the Planet
2014
Making a difference in the world
2000
Salvaje Corria UN Rio
1997
