Mississippi River delta system from Space Shttle, 12685 - PowerPoint PPT Presentation

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Mississippi River delta system from Space Shttle, 12685

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Sediment-laden Mississippi River water spreading over clear Gulf of Mexico water ... of Mt. Pinitubo (Phillipines) spreads west on trade winds across Indiana Ocean ... – PowerPoint PPT presentation

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Title: Mississippi River delta system from Space Shttle, 12685


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Mississippi River delta system from Space Shttle,
1/26/85
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Sediment-laden Mississippi River water spreading
over clear Gulf of Mexico water during spring
flood in the birdfoot delta, March, 1994
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Sediment plume from Brazos River, Texas, into
Gulf of Mexico
9
Ganges-Bramaphutra River Delta feeding the Ganges
submarine fan, Space Shuttle, October, 1989
10
Salween River Delta, Burma
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Glaciogenic sediment in Gulf of Alaska, Space
Shuttle, August, 1989
12
Dust storm in an arid, overgrazed area of Tunisia
13
Sharan dust storm from Space Shuttle, May 13, 1992
14
Saharan dust storm over Canary Islands, viewed
from Space Shuttle, October, 1994
15
Sulfur dioxide from volcanic eruption of Mt.
Pinitubo (Phillipines) spreads west on trade
winds across Indiana Ocean and Africa (June 16,
19, 22, and 25, 1991).
16
Negligible aerosols (dust) in atmosphere before
volcanic eruption of Mt. Pinitubo (Phillipines)
17
Aerosols (dust) in atmosphere, immediately
following volcanic eruption of Mt. Pinitubo
(Phillipines)
18
Aerosols (dust) in atmosphere, 2 years after
volcanic eruption of Pinitubo in Phillipines
19
Impact glass from cosmogenous source, found in
deep sea sediment
20
Grain of magnetite (iron oxide) from cosmogenous
source. Found in deep sea sediment.
21
Planktonic foram - shell is calcareous, as are
all forams. SEM image magnified 550x
22
Coccolith - a type of floating algae - plates
intact and not broken apart. Note bar scale 1
micron in length
23
Deep sea ooze from 2850m - forams, radiolaria,
and sponge spicules - magnified 330x
24
Diatoms (siliceous simple-celled planktonic
organisms), Pt. Concepcion, CA - 120 microns
across slide
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