Download
Skip this Video
Créer une présentation
Télécharger la présentation
1 / 10
Active and Passive Margins
1737 Vues
Download Presentation
Active and Passive Margins. Not always a plain sea mounts guyots ( gee -ohs) ridges and trenches. Deep-Sea Floor. Hydrothermal Vents. Hydrothermal Vents. Composition of Sea Water. Weathering and Vents. Temperature. Temperature. Reds and oranges within first 10 m
Téléchargé le
Télécharger la présentation
Active and Passive Margins
- - - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - - -
-
of 5
Presentation Transcript
Not always a plain sea mounts guyots (gee-ohs) ridges and trenches Deep-Sea Floor
Reds and oranges within first 10 m Photosynthesis not possible beyond 200 m (usually much less) No light beyond 1000m Transparency