epub |eng | 2002-07-14 | Author:John Firor & Judith Jacobsen

International Scientific Reviews In the 1980s, models achieved a high degree of sophistication, but they rather consistently showed a warming during the twentieth century about twice as large as that ...

epub |eng | 2010-07-24 | Author:Brian Fagan [Fagan, Brian]

A HOT, SULTRY afternoon has settled on the floor of Chaco Canyon, New Mexico. The air is heavy and still, weighing on the visitors passing through the empty rooms of ...

epub |eng | | Author:Mark Jerome Walters

2. The Colorado Plateau, which stretches across 130,000 square miles of southeastern Utah, northern Arizona, northwestern New Mexico, and western Colorado, has seen more rain and snow during the past ...

epub |eng | 2016-08-15 | Author:Charles Darwin [Darwin, Charles]

(1.) Castings ejected near Nice within about a year, collected by Dr. King on a square foot of surface, calculated to yield per acre 14.58 tons. (2.) Castings ejected during ...

epub |eng | 2010-03-03 | Author:Bron Taylor

Connecting through Interpretation at Museums, Zoos, Aquariums, and Protected Areas In addition to the already discussed Disney Animal Kingdom Park and various national parks, interpretive displays with conservationist messages are ...

epub |eng | 1967-12-31 | Author:Niko Tinbergen [Tinbergen, Niko]

CHAPTER EIGHT DEFENCE BY COLOUR While we were busy with our studies of camouflage, we were of course, aware of the fact that many animals are not camouflaged at all, ...

epub |eng | 2016-07-31 | Author:Forrest Mims