Nature provides a free lunch, but only if we control our apetites.

William Ruckelshaus (first EPA administrator, Business Week, June 18, 1990)


Key words or concepts:
pesticide categories
Insecticides
Herbicides
Rodenticides
Fungicides
piscicides

Three stages of pesticide evolution
Inorganic
Synthetic organic
Biochemicals
Integrated Pest Management


Useful links:

Earth Science Picture of the Day


Return to Intro to Environmental Science syllabus