However: ‘Vintage Ads of Dr. Seuss’ unfortunately show Geisel worked for Ford & the Rockefeller’s Standard Oil…

Child Advocates Slam Greenwashing of Seuss’ Beloved ‘Lorax’
from commondreams.org: Environmentalists and child advocates are raising warning flags this week over the consumer-driven, corporate-sponsored ad campaigns and product tie-ins surrounding the movie version of Dr. Suess’ ‘The Lorax‘. One of the most beloved children’s book authors of all time, Dr. Seuss published his environmental parable in 1971.