'Human pollution' presentation slideshows

Marine Reptiles

Marine Reptiles. The first vertebrates originated in the ocean About 350 million years ago, vertebrates came onto land Descended from bony fishes. (350 MYA). (285 MYA). (200 MYA). Harsher conditions ashore: -no more water for support -developed new ways to move

349 views • 32 slides

Overview of Chapter 1

370 views • 30 slides

Ecology of Coral Reefs

Ecology of Coral Reefs. Spring 2012 Mariana Freitas. Introduction. Coral reefs are unique ocean ecosystems in that they have extremely high productivity and diversity. Also called tropical r ain forests of the o cean because of their diversity. Phylum Cnidaria.

682 views • 20 slides

Upsetting the Stability

Upsetting the Stability. Natural Events That Upset the Stability of the Ecocolumn :. Births Low food supply Death Build up of bacteria. Natural Disturbances to Ecosystems. Births and deaths Plants die or are eaten Volcanoes Earthquakes Lightning Fire.

208 views • 9 slides

Group 4: Human Impact

Group 4: Human Impact. Greg Watts, Cadance Simmons, Alex Smith and Amelia Buckner. Question. To what extent do different kinds of human impact effect the quality of water in the estuary with reference to salinity, pH and dissolved oxygen?. Location of Sites. Raw Data.

216 views • 9 slides

Boey Kim Cheng

Boey Kim Cheng. Boey went to Sydney with his wife in 1997 due to the state of literary and cultural politics in Singapore. Won first prize at the National University of Singapore Poetry Competition (1987) & National Arts Council's Young Artist Award (1996)

792 views • 8 slides