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Out of the Blue: Islands Seen From Space

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" R' F  P: G" E$ v* w% B5 G) C5.39.217.77Islands are some of the most beautiful, peaceful, violent, desolate and unique places on Earth. While experiencing a tropical island 5 V, l/ p# D. o! P
from its sandy beaches, or a volcanic island from its towering peaks is wonderful, experiencing them from above can be inspiring as well.tvb now,tvbnow,bttvb! D  y9 }! a# \3 u6 B% H  n$ P

' N7 r  ^" A5 F* ?: rtvb now,tvbnow,bttvbWe’ve collected images taken by astronauts and satellites from space of some of the most interesting islands on the planet.
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/ Y( ?/ t/ ^* V8 S7 PAtafu Atoll, Tokelau, Pacific Ocean
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Around 500 people live on Atafu Atoll, mostly in a village that can be seen on the corner in the left of the image above. Atafu is just five
2 B  c8 |; A, c  d# Y公仔箱論壇miles wide and is the smallest of three atolls in the Tokelau Islands, a New Zealand territory.+ H) O1 D: K; z2 F: p  i: S
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Atafu is made up of coral reefs that surrounded the flanks of a volcano that has since become inactive and submerged. Like many tropical 公仔箱論壇: z6 l) p- p2 c4 R0 ]
atolls, Atafu is very low lying and vulnerable to sea-level rise. This photograph was taken by astronauts aboard the International Space Station in January.5.39.217.77% x) \4 j% z+ y) D
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% q  q( ?* y% y" V) k# u: htvb now,tvbnow,bttvbOnekotan Island, Russiatvb now,tvbnow,bttvb0 g6 z/ X! Y+ `& M4 Z9 M0 Z* n0 r

4 Y/ t( N9 l9 h9 u, T* HAn island within an island was created after a big eruption around 9,000 years ago caused the peak of Onekotan’s volcano to collapse, forming
- j, g$ ?7 C) k6 k! T5.39.217.77a caldera that subsequently filled with water. The island inside the caldera is known as Krenitzyn Peak, which is the highest point on the
) N$ N+ E9 A! P: A( c+ _TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。island at around 4,300 feet.
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Onekotan is in Russia’s Kuril Islands between Japan and the tip of the Kamchatka Peninsula. The islands were formed by volcanic activity
5 L8 W1 z4 v5 f/ Z. h# qcaused by the subduction of the Pacific Plate beneath the Eurasian Plate. Subduction can also generate some of the largest earthquakes & Z1 \/ E  O3 F( e
on Earth, including a magnitude 9 here in 1952 which was followed a week later by Krenitzyn’s only historical eruption. This image was 5.39.217.77- L5 G7 E* b/ i9 _& m; f
captured by the Advanced Land Imager (ALI) on NASA’s Earth Observing-1 (EO-1) satellite on June 10, 2009.公仔箱論壇3 b8 q6 s5 H7 K) O% X0 F: @. `9 K

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TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。- ~. b& m; g! }/ j
Galapagos Islands, Pacific Ocean
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The Galapagos Islands are the tops of volcanoes on the sea floor off the coast of South America along the equator. The volcanic activity
3 `; g8 P+ n. ?* r+ Uthat formed the islands is thought to be the result of a plume of hot mantle material rising from deep in the Earth’s interior.$ R6 c. C) ~$ }% h2 U) y
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The largest island, Isla Isabela, is made of the lava flows of six gently sloped shield volcanoes. The northernmost of Isabela’s volcanoes,
" W9 n3 _- N4 K) Ftvb now,tvbnow,bttvbat the top of the image above, is Wolf Volcano, which has erupted at least nine times since 1797. This image was taken by the Landsat ; q& R/ R7 {+ {/ Y$ U- |
7 satellite in 2001.
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Maldives, Indian Oceantvb now,tvbnow,bttvb1 f' i6 t/ S. c) R, e1 k+ R8 F

- X4 b( I6 `) b6 VThe Maldives comprise 1,192 small coral islands adding up to just 115 square miles of territory. About 330,00 people live on the islands, TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。8 o. b+ V) |. F6 n' c: _1 X
the average elevation of which is a little more than 3 feet. It is probably the lowest country in the world.TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。3 P* t) k9 I0 B6 a- B! _5 z3 ^

9 H7 J& ^# K. gThis image of the North and South Malosmadulu Atolls was taken in 2002 by the ASTER instrument aboard NASA’s Terra satellite.
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Henrietta Island, East Siberian Sea公仔箱論壇* e' N: [: G" d) T0 P4 z* U
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This glacier-covered Russian island is just 6 miles wide. Beneath the ice, the island is made up of 500-million-year-old volcanic rocks overlain by
: {7 ]# Q8 {( J5 j3 @younger sedimentary rocks. This image was taken by the Advanced Land Imager (ALI) on NASA’s Earth Observing-1 satellite on April 30, 2009.
6 A6 K6 T3 w' i6 k" kTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。公仔箱論壇1 |( U  ?: Q7 h
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& |- \* W$ b* gEleuthera Island, Bahamas
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The spectacular underwater formations to the west of Eleuthera Island are made of calcium carbonate sand that has been eroded off TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。. O' R) `5 Q9 P6 Z$ p) K
of coral reefs and deposited in dunes by ocean currents.5.39.217.77! [' K" i. B* n5 m) o; _

4 b# k" t0 ?% G* ~+ N% eTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。This 2002 image was captured by astronauts aboard the International Space Station. Located in the middle of the Bahamas, Eleuthra Island. t* b3 J0 s9 \1 Y% F
is 110 miles long, and in places just over a mile wide. Around 8,000 people live there.5.39.217.775 y+ P) N' A4 e  E6 p" q2 x3 F7 v
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* O% A& T5 Q4 K2 y5.39.217.77Augustine Volcano, Alaska! C* Z5 n9 h! w3 E* a

" Z& q3 ]2 n( w2 MTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。The most active volcano in Alaska’s Aleutian arc, Augustine Volcano’s biggest historical eruption occurred in 1883. It has been erupting for
$ v' `: Y7 W# I: h/ K5.39.217.7740,000 years. This image, captured by The Advanced Spaceborne Thermal Emission and Reflection Radiometer on NASA ’s Terra satellite TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。. R. R7 P5 f: g7 Y4 @3 n
in April 2006, shows a steam or ash plume at the tail end of several months of explosive eruptions.
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. j/ I1 ?: a& K5 h* I# R* k% u) ]Lesser Sunda Islands, Indonesia
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The three largest islands in this image, and many smaller ones, make up Indonesia’s Komodo National Park which was established in 1980 to protect 公仔箱論壇; c+ X/ ?* K3 Q6 N
the world’s largest lizard species, Komodo dragon. The total area of the park is 230 square miles. The islands are volcanoes caused by the collision
. t$ z$ X$ ^. h( l: g! L5.39.217.77of two tectonic plates. This image was captured by the Advanced Spaceborne Thermal Emission and Reflection Radiometer on NASA’s Terra satellite in 2000.4 g# y. V. ]) U9 g) g  I" g
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# F4 M# ]2 _! T5.39.217.77Hawaiian Islands, Pacific Oceantvb now,tvbnow,bttvb4 K/ E3 Y% ~/ o; l  i

' Z( Y8 c  O( N; k- @TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。The Hawaiian Islands were formed by an upwelling plume of hot mantle material, called a hotspot. As the Pacific plate moved over the hotspot, it % L& Y% B8 Q% m. E6 o
formed a chain of islands that first grew larger as they actively erupted, and then slowly eroded and sank below the surface of the ocean as the , a( o& A9 G) U* `4 R3 J2 H
crust beneath them cooled.$ n, O" D; S2 K# r. p0 P

4 w9 V" a% z" P5.39.217.77Today, the hotspot is causing active volcanism on the Big Island of Hawaii. Kilauea Volcano has been erupting continuously since 1983. The rest 公仔箱論壇" \( e' R8 W& B# b- d. I! _
of the islands, which get older from right to left, are Maui, Kahoolawe, Lanai, Molokai, Oahu, Kauai and Niihau. This image was captured by the 1 L; D: x7 Y. e( g5 U
MODIS instrument aboard NASA’s Terra satellite.Hawaiian Islands, Pacific Ocean
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3 [! ]5 q5 O  ~4 c" s6 E5.39.217.77The Hawaiian Islands were formed by an upwelling plume of hot mantle material, called a hotspot. As the Pacific plate moved over the hotspot,
8 Q( B8 V( E, j5 L- D% R公仔箱論壇it formed a chain of islands that first grew larger as they actively erupted, and then slowly eroded and sank below the surface of the ocean as
% L1 Q6 M! b# ^# {) k* othe crust beneath them cooled.# F/ n9 h1 e; n- [9 h6 x  X1 Y  B
TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。0 F+ q. W6 @& f0 O2 A( p+ N
Today, the hotspot is causing active volcanism on the Big Island of Hawaii. Kilauea Volcano has been erupting continuously since 1983. The
4 u8 g, h) @, F8 q' o, f/ c+ x) g7 stvb now,tvbnow,bttvbrest of the islands, which get older from right to left, are Maui, Kahoolawe, Lanai, Molokai, Oahu, Kauai and Niihau. This image was captured tvb now,tvbnow,bttvb+ q# C$ D/ }- H5 E+ G9 R& r
by the MODIS instrument aboard NASA’s Terra satellite.
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8 [* O3 E8 A( g3 S& Ntvb now,tvbnow,bttvbAlejandro Selkirk Island, South Pacific Ocean公仔箱論壇4 A  m/ D4 m; @; ~- b: z) Z
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This small member of the Juan Fernandez Islands off the coast of Chile measures just under a mile across. But its 5,000 feet of elevation is high enough
, _- U8 z: \2 k: y) J1 B. l0 t5.39.217.77to reach the layer of stratocumulus clouds pictured above. The result is a type of flow known as a von Karmen vortex street. This striking, curly
: X4 b6 p& ]& p+ F% B, y5.39.217.77pattern of eddies can also be seen in clouds, and fluids or air moving past rounded objects such as an airplane wing. This image was taken
/ g4 s8 Z5 ^  w5 e  r' r公仔箱論壇by the Landsat 7 satellite in 1999.6 @) I' v- O# K+ H4 s3 V
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8 a; q, I" m+ i/ |& {! KMillennium Island, Republic of Kiribati, South Pacific Ocean
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Also known as Caroline Island, Millennium Island is made of coral reefs that grew around a volcano, which is now underwater, leaving behind a
% _  q: j1 ~- ]7 H) _tvb now,tvbnow,bttvbcentral lagoon. The maximum elevation of the island is less than 20 feet above sea level. In the past, the island has been inhabited and mined ; P( M' t1 g3 [) r* S
for guano, though today there are no people and it is among the world’s most pristine tropical islands. This image was taken by astronauts
/ V% F$ Q( V' a/ _aboard the International Space Station on July 1, 2009.

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