'Paul hermann m' diaporamas de présentation

Burrowing Owl

Burrowing Owl. Athene cunicularia. By: Hope. A.K.A. What makes a Bird Of Pray a Bird Of Pray. Their talons and beaks tend to be relatively large, powerful and adapted for tearing and/or piercing flesh including other birds.

299 views • 14 slides

Harmful Effects of DDT on the Earth

375 views • 11 slides

The Occurrence, Fate, and Impact of DDT

The Occurrence, Fate, and Impact of DDT. Albert Baramuli March 31 st , 2006. History. 4,4'-(2,2,2-trichloroethane -1,1-diyl)bis(chlorobenzene) or d ichloro- d iphenyl- t richloroethane DDT was first synthesized in 1873 by Othmar Ziedler.

288 views • 11 slides

713 views • 5 slides