Out of the Blue: Islands Seen From Space

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) s* T! n# \/ n% q9 D! w- m. RTVBNOW 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。Islands are some of the most beautiful, peaceful, violent, desolate and unique places on Earth. While experiencing a tropical island , D% V% R) S0 M: l/ n
from its sandy beaches, or a volcanic island from its towering peaks is wonderful, experiencing them from above can be inspiring as well.
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We’ve collected images taken by astronauts and satellites from space of some of the most interesting islands on the planet.# t: V/ T) L  r0 ?: _& }
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Atafu 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 5.39.217.77" ^* c9 r" E, |& A; _
miles wide and is the smallest of three atolls in the Tokelau Islands, a New Zealand territory.5.39.217.77; q- _0 }; ~9 Z1 ^  }" q3 A% I
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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# S" J3 f/ q6 r, a
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.
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' H! e9 B2 Y! X' @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。Onekotan Island, Russiatvb now,tvbnow,bttvb1 |4 u9 `( ?* `3 @: p: e

# }0 Q  M: r3 P7 u% }% q1 tTVBNOW 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。An 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
0 @5 v3 t0 O2 a/ m. F公仔箱論壇a caldera that subsequently filled with water. The island inside the caldera is known as Krenitzyn Peak, which is the highest point on the
' u  Z  Y) D" B4 ^) x! J7 G: jtvb now,tvbnow,bttvbisland 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
0 O7 R9 U8 I8 C$ g* \4 L3 hcaused by the subduction of the Pacific Plate beneath the Eurasian Plate. Subduction can also generate some of the largest earthquakes
% K2 X1 }' q& b+ ~9 C9 won Earth, including a magnitude 9 here in 1952 which was followed a week later by Krenitzyn’s only historical eruption. This image was 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。% I, w: ^8 _; l5 \" K; g
captured by the Advanced Land Imager (ALI) on NASA’s Earth Observing-1 (EO-1) satellite on June 10, 2009.
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Galapagos Islands, Pacific Ocean
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7 ~' s2 ^& q. \! C1 ?) z% b1 ^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 Galapagos Islands are the tops of volcanoes on the sea floor off the coast of South America along the equator. The volcanic activity 公仔箱論壇3 Y* a% w, _" T9 z
that 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 b( l; T. X

% C5 ?; O1 S3 H# D3 @* e; i公仔箱論壇The largest island, Isla Isabela, is made of the lava flows of six gently sloped shield volcanoes. The northernmost of Isabela’s volcanoes,
) Q5 ]! |! M4 M4 w% @% Gtvb 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 公仔箱論壇( g/ m% u+ P, ~& y2 r8 |2 @
7 satellite in 2001.
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4 C: F  }5 Q7 h- aMaldives, Indian Ocean
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The Maldives comprise 1,192 small coral islands adding up to just 115 square miles of territory. About 330,00 people live on the islands, 6 F$ ?# ]  E' _. q1 p! |
the average elevation of which is a little more than 3 feet. It is probably the lowest country in the world.
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This image of the North and South Malosmadulu Atolls was taken in 2002 by the ASTER instrument aboard NASA’s Terra satellite.tvb now,tvbnow,bttvb! z" e7 d  ?; Y9 T: \

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Henrietta Island, East Siberian Sea
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) L4 b" \) ~9 O7 ^% n  {  ^公仔箱論壇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 5.39.217.773 k0 D! W; }+ K7 m
younger sedimentary rocks. This image was taken by the Advanced Land Imager (ALI) on NASA’s Earth Observing-1 satellite on April 30, 2009.
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Eleuthera 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 tvb now,tvbnow,bttvb& E& V  h, ?+ Y
of coral reefs and deposited in dunes by ocean currents.5.39.217.774 F( Z( }2 W: `8 j8 c$ j+ p7 j

1 T* V; h4 J/ Z; W# ttvb now,tvbnow,bttvbThis 2002 image was captured by astronauts aboard the International Space Station. Located in the middle of the Bahamas, Eleuthra IslandTVBNOW 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。$ M; M* D3 Z8 W( x4 [1 F
is 110 miles long, and in places just over a mile wide. Around 8,000 people live there.5.39.217.77% v  `7 t) f( Y- j) j% u

; H+ X* A3 K! Q  u* c( v' B6 G$ L7 zTVBNOW 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。
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Augustine Volcano, Alaska
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The most active volcano in Alaska’s Aleutian arc, Augustine Volcano’s biggest historical eruption occurred in 1883. It has been erupting for ' m! L+ ^+ }) n4 C' y& V( H
40,000 years. This image, captured by The Advanced Spaceborne Thermal Emission and Reflection Radiometer on NASA ’s Terra satellite
7 W, v. w$ E& z; t7 ?2 t  K( Hin April 2006, shows a steam or ash plume at the tail end of several months of explosive eruptions.
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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
4 r, q( _& J) ]+ f% l! r5.39.217.77the 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 8 z% ?. I+ V* K3 R
of two tectonic plates. This image was captured by the Advanced Spaceborne Thermal Emission and Reflection Radiometer on NASA’s Terra satellite in 2000.
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Hawaiian Islands, Pacific Ocean
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  p. Z4 ~8 S7 L& Q7 G4 ^tvb now,tvbnow,bttvbThe Hawaiian Islands were formed by an upwelling plume of hot mantle material, called a hotspot. As the Pacific plate moved over the hotspot, it 公仔箱論壇- s* B5 V" B4 I- M. v& |) |
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
) [5 N8 R1 M/ O& r/ }crust beneath them cooled.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。" K) P5 h! i3 b2 u: r2 u! p

( z6 a# R. _- o" I3 @Today, the hotspot is causing active volcanism on the Big Island of Hawaii. Kilauea Volcano has been erupting continuously since 1983. The rest
" M0 @$ O- o1 [5.39.217.77of the islands, which get older from right to left, are Maui, Kahoolawe, Lanai, Molokai, Oahu, Kauai and Niihau. This image was captured by the 5.39.217.775 ?0 O3 ~4 R# f
MODIS instrument aboard NASA’s Terra satellite.Hawaiian Islands, Pacific Ocean
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The Hawaiian Islands were formed by an upwelling plume of hot mantle material, called a hotspot. As the Pacific plate moved over the hotspot,
& ?" T- @" N5 c8 ]- 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。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
: l( t- w( Z+ I, t7 h公仔箱論壇the crust beneath them cooled.5.39.217.775 p$ [) T& _4 W% Z3 }

9 P/ T( c2 _' B& `1 f& B' i  hTVBNOW 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。Today, the hotspot is causing active volcanism on the Big Island of Hawaii. Kilauea Volcano has been erupting continuously since 1983. The 0 ~; u1 U2 t9 A/ H6 o5 c
rest of the islands, which get older from right to left, are Maui, Kahoolawe, Lanai, Molokai, Oahu, Kauai and Niihau. This image was captured . B8 |& V8 I/ I7 I. J
by the MODIS instrument aboard 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。2 \. m8 z5 e$ Q- f
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- v6 n- N8 S4 M' F5.39.217.77Alejandro Selkirk Island, South Pacific OceanTVBNOW 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。5 w  W" R; |+ }3 j! v

# k  _8 o6 j+ c, t7 s5.39.217.77This 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 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。5 O" K4 v. O, w, W+ |
to 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
+ e/ s! L( ?' J3 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。pattern 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 $ I( f7 ^; J% x& V  p+ t: D
by the Landsat 7 satellite in 1999.
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Millennium 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 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。5 D0 n7 l$ }  u3 t4 f8 V( K
central 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 tvb now,tvbnow,bttvb" ?! c7 `0 p/ Y
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 ) o. j$ |3 ?* x) P- V, p
aboard the International Space Station on July 1, 2009.