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Out of the Blue: Islands Seen From Space


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Islands are some of the most beautiful, peaceful, violent, desolate and unique places on Earth. While experiencing a tropical island
/ z! w; h/ I7 O3 ytvb now,tvbnow,bttvbfrom 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,bttvb7 L2 p+ ]3 ]( \# Q+ O

7 l8 F! v8 [) W9 s公仔箱論壇We’ve collected images taken by astronauts and satellites from space of some of the most interesting islands on the planet.
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Atafu Atoll, Tokelau, Pacific Ocean
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( U+ y% O$ T4 n/ }tvb now,tvbnow,bttvbAround 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 公仔箱論壇' }% E: G6 f* t; v. u/ Z4 b
miles wide and is the smallest of three atolls in the Tokelau Islands, a New Zealand territory.
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8 W& G6 b/ [" v& `- _$ kAtafu is made up of coral reefs that surrounded the flanks of a volcano that has since become inactive and submerged. Like many tropical
/ w1 V3 B/ `0 o$ g8 _公仔箱論壇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.公仔箱論壇7 d5 s' g4 m/ ^9 u2 C: W, E
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Onekotan Island, Russia
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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 ( i" W! \! R7 C, _. k
a caldera that subsequently filled with water. The island inside the caldera is known as Krenitzyn Peak, which is the highest point on the 5.39.217.76! j. K0 o7 d- a
island at around 4,300 feet.
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+ m" v( e0 Q5 [& l/ ~, |5.39.217.76Onekotan is in Russia’s Kuril Islands between Japan and the tip of the Kamchatka Peninsula. The islands were formed by volcanic activity 公仔箱論壇, ~6 ~- }3 r' d# e, _% K. o8 X8 e
caused by the subduction of the Pacific Plate beneath the Eurasian Plate. Subduction can also generate some of the largest earthquakes
$ }/ c+ N$ n# M4 ]; Q3 l公仔箱論壇on 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。' P  j# F% }9 P
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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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* {6 M1 {5 B* B+ M; I) Q" B$ ]% C
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.公仔箱論壇4 s' J9 t' @' `3 H/ T  }
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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,
" P! R) B& m8 s: ^! H  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。at 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
% L6 w* V. c/ s% i# otvb now,tvbnow,bttvb7 satellite in 2001.
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7 [$ D9 G/ y) Q  f, g- |! D公仔箱論壇Maldives, Indian Ocean$ V0 |% @' O6 V2 \/ L
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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,
) s# v" `. X# A4 etvb now,tvbnow,bttvbthe 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。: g$ B( `5 Y+ U! g  |  ~

) a6 V" z: v+ `8 e, gtvb now,tvbnow,bttvbThis 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
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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
: L. }- ~9 b  Q2 Y% V公仔箱論壇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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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。$ D& _% i5 B% |1 G
Eleuthera Island, Bahamastvb now,tvbnow,bttvb" t4 N( h  Z1 {( p! R. H5 `

: f( S1 t. y. fTVBNOW 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 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。' w6 w: H1 f% \  G% M& t& y- R
of coral reefs and deposited in dunes by ocean currents.公仔箱論壇, e8 K% ^2 c/ o9 ?& r" g

+ X* r/ B0 W/ B, pThis 2002 image was captured by astronauts aboard the International Space Station. Located in the middle of the Bahamas, Eleuthra Island
6 F, l, _$ F! Y( C1 O6 w' qis 110 miles long, and in places just over a mile wide. Around 8,000 people live there.
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4 M6 O5 q5 q( m  J2 U# mAugustine Volcano, Alaska
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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。1 W2 p# M! J8 X5 H
The most active volcano in Alaska’s Aleutian arc, Augustine Volcano’s biggest historical eruption occurred in 1883. It has been erupting for
* B0 ?% p, q- E# dTVBNOW 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。40,000 years. This image, captured by The Advanced Spaceborne Thermal Emission and Reflection Radiometer on NASA ’s Terra satellite tvb now,tvbnow,bttvb& c; p$ j2 w7 j
in April 2006, shows a steam or ash plume at the tail end of several months of explosive eruptions.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。, D" W- @6 j+ U1 I$ K9 [* e

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  [/ _# `% _- U0 p. D' u. h公仔箱論壇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
8 O* K/ O1 e2 i) G( bthe 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
7 H% a* Y5 f3 Q- d# q+ B2 e6 F公仔箱論壇of two tectonic plates. This image was captured by the Advanced Spaceborne Thermal Emission and Reflection Radiometer on NASA’s Terra satellite in 2000./ T  ~7 ]$ b7 m8 E7 [/ T& v
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8 Q- q% U: @2 ~. itvb now,tvbnow,bttvbHawaiian Islands, 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。' v. }0 A+ Z; E: G
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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, it
6 r9 }) K$ h% Z  C' t5.39.217.76formed 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 tvb now,tvbnow,bttvb* X; u3 I2 A8 a0 M- ?, Q/ L, n& r
crust beneath them cooled.
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- y# f1 U( y( [! o7 L3 ZToday, the hotspot is causing active volcanism on the Big Island of Hawaii. Kilauea Volcano has been erupting continuously since 1983. The rest
5 q- q$ s, B$ j% rof 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 @( X5 {# W& N9 @7 SMODIS instrument aboard NASA’s Terra satellite.Hawaiian Islands, Pacific Ocean- \$ b; L% ^7 N" _

4 h7 P. s3 d9 m# \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,
6 K9 f% l* I& |  G- S( n' X7 @tvb now,tvbnow,bttvbit 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 公仔箱論壇" I. O6 M3 M. D/ }
the crust beneath them cooled.
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Today, the hotspot is causing active volcanism on the Big Island of Hawaii. Kilauea Volcano has been erupting continuously since 1983. The tvb now,tvbnow,bttvb" h0 Y$ \2 b1 A$ \0 I
rest of the islands, which get older from right to left, are Maui, Kahoolawe, Lanai, Molokai, Oahu, Kauai and Niihau. This image was captured 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。# }# N. h# Q2 Q" A9 q( F
by the MODIS instrument aboard NASA’s Terra satellite.
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6 R; V9 E8 D) ]8 R公仔箱論壇5.39.217.76* h3 S/ Y+ D* D: _' t
Alejandro 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。+ [' @3 U: V- z9 E2 @9 E
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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 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。. P! _6 {# H3 d" O! _: k$ P1 D
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
. f+ T; y! J: G- ?' P* Z( ]6 DTVBNOW 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 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。# E+ Y% F3 R5 d! P: `5 a& g; B
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
( s5 {% w7 ?( w  m* 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。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
, ?2 p4 }, p" u0 j8 d6 P" Q9 GTVBNOW 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。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 tvb now,tvbnow,bttvb8 k8 C6 z7 H+ ?6 S' I
aboard the International Space Station on July 1, 2009.

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