EARTH AS AN EVOLVING PLANETARY SYSTEM Part 3 pot
EARTH AS AN EVOLVING PLANETARY SYSTEM Part 3 pot
... Hinterland Basins
Peripheral foreland and hinterland basins are like retroarc foreland basins in terms of sed-
iment provenance and tectonic evolution. Major peripheral foreland and hinterland basins
developed ... Archean
greenstone successions are (1) a decrease in the amount of komatiite, (2) an increase in
the ratio of volcaniclastics to flows, and (3) an increase in the relative abund...
EARTH AS AN EVOLVING PLANETARY SYSTEM Part 2 potx
... seafloor, and some, such as the Seychelles
Bank in the Indian Ocean (Fig. 3. 7), rise above sea level. Some have granitic basement
(such as the Seychelles Bank, the Lord Howe Rise north of New Zealand, ... terrane
maintain its own identity and have its own cooling and uplift history? Or do terranes
Exhumation and Cratonization 33
100
200
30 0
400
500
600
700
800
900
1000 50 150 200 25...
EARTH AS AN EVOLVING PLANETARY SYSTEM Part 1 ppt
... . . . . . . 34 9
Effects of Impacts on Mantle-Plume Events. . . . . . . . . . . . . . . . . . . . . . . . . 35 0
Contents xiii
1
Earth Systems
Earth as a Planetary System
A system is an entity composed ... continental areas.
Back-Arc Basins
Back-arc basins are segments of oceanic crust between island arcs (such as the Philippine
Sea) or between island arcs and continents (su...
EARTH AS AN EVOLVING PLANETARY SYSTEM Part 4 ppsx
... buoyant mass of material in the mantle that, because of its buoy-
ancy, rises. The existence of mantle plumes in the Earth was first suggested by Wilson
(19 63) as an explanation of oceanic-island ... the
core–mantle boundary region (Hart, 1988).
On the other hand, a shallow origin for Dupal is supported by enriched mantle com-
ponents in South Atlantic and Indian Ocean NMORB and in isl...
EARTH AS AN EVOLVING PLANETARY SYSTEM Part 5 ppt
... Sun
was 25 to 30 % less luminous than it is today and that its luminosity has increased with
time in an approximately linear manner (Kasting, 1987). The paradox associated with
this luminosity change ... Atmosphere and Oceans
may have caused average ocean salinity to drop significantly during the Triassic and
Jurassic. Evaporite deposition has been sharply episodic, and erosion of older ev...
EARTH AS AN EVOLVING PLANETARY SYSTEM Part 6 ppt
... (hemichordates) about
530 Ma, land plants 470 Ma, vascular plants 410 Ma, amphibians 37 0 Ma, reptiles and
the amniote egg about 33 0 Ma, insects 31 0 Ma, mammals 215 Ma, flowering plants 210
Ma, and man about ... that
many nonvolatile elements such as U, Th, and rare earth elements (REEs), which are
Earth s Primitive Crust 267
Major Archean Cratons
Stanovoy
Aldan
Omolon
Ladoga
Ansha...
EARTH AS AN EVOLVING PLANETARY SYSTEM Part 7 pptx
... terranes with unique
stratigraphy and deformational histories (Van Kranendonk et al., 2002): an eastern
terrane (3. 72–2.85 Ga), a western terrane (3. 27–2.92 Ga), and the Kuranna terrane
( 3. 29 ... divided into three volcanic cycles:
(from base to top) the Talga-Talga (3. 49 3. 46 Ga), Salgash (3. 46 3. 43 Ga), and Kelly
(3. 43 3. 31 Ga) Subgroups (Fig. 8.5). These dominantly mafic rock...
EARTH AS AN EVOLVING PLANETARY SYSTEM Part 8 ppt
... (g/cm
3
) (g/cm
3
) (Earth = 1) (Earth = 1)
Mercury 0 .38 7 88d 48 0.056 2 439 5. 43 5 .3 2.5 12
Venus 0.7 23 225d 35 0.82 6051 5.24 3. 95 1.1 0.9
Earth 1 36 5d 30 1 637 8 5.52 4 1 1
Moon 1 27.3d* 1* ... 1 738 3. 34 3. 3 6.1 0.12
Mars 1.52 687d 24 0.11 33 98 3. 94 3. 75 2.5 0.8
Jupiter 5.2 11.9y 13 318 71,600 1 .32
Saturn 9.2 29.5y 9.7 95.2 60,000 0.69
Uranus 19.1 84y 6....
EARTH AS AN EVOLVING PLANETARY SYSTEM Part 9 ppsx
... still occurring on the Earth as ocean-ridge basalts and
oceanic plateaus are produced. At least on the Earth and Venus, where substantial heat
was available, early crust and lithosphere were rapidly ... distance from the Sun, and the planetary mass all may have
Comparative Evolution of the Atmospheres of the Earth, Venus, and Mars 38 5
Earth accretion,
degassing, core
formation, m...
EARTH AS AN EVOLVING PLANETARY SYSTEM Part 10 doc
... appearance of, 239 –240
events
1.9 Ga, 33 6 34 5
2.7 Ga, 34 5 34 6
causes of mantle-plume, 34 7 35 0
mantle-plume, 31 5, 32 9 33 1,
33 1 34 7
evolution, comparative planetary, 35 5,
402–405
evolution, crustal and ... 37 4 37 5
comets and other icy
bodies, 37 3 37 4
meteorites, 37 6 38 1
planets, 35 6 36 8
satellites and planetary
rings, 36 8 37 3
stromatolites, 238 – 239
subco...