'National parks service' presentation slideshows

Ch 35 Population/ Community Ecology

859 views • 73 slides

Lecture #2 Ecological Succession

Lecture #2 Ecological Succession. Unit 7: Ecology. Ecological succession - the regular progression of species replacement over time in a new or disturbed community. . Succession shows some general trends that include:. 1) Biomass increases over time.

521 views • 31 slides

Caves

Caves. Cave Outline. What is a cave? September 19, 2011. A cave or cavern is a natural underground space large enough for a human to enter. Speleology is the science of exploration and study of all aspects of caves and the environment which surrounds the caves.

629 views • 28 slides

Diet of Double-crested Cormorants in NY Harbor, 2010 update

Diet of Double-crested Cormorants in NY Harbor, 2010 update. Colin Grubel, CUNY Graduate Center & Queens College John Waldman, Queens College. South Brother 4 collection trips 83 items identified 15 sp. fish, 1 crustacean Most common sp: Hogchokers (24%) & goldfish (22%). Swinburne

273 views • 17 slides

YellowStone National Park

YellowStone National Park. By: Ethan Ehrlich, Drew Tudor, And Devon Nwosu. Geological Origins. It is believed that a hotspot in the upper mantle is responsible for the parks origins The movement of the North American Plate over a hotspot

246 views • 9 slides

Native American Mythology

Native American Mythology. THE POWHATAN Rakel Johnson Ismael Ramirez 3rd Period. Location. The Powhatan were located in Eastern Virginia and Western Maryland, primarily. The population was between 14,000 and 21,000 circa 1607. General Information.

270 views • 7 slides