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Out of the Blue: Islands Seen From Space

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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。$ M! |5 _. Z. |+ {# g# v
Islands are some of the most beautiful, peaceful, violent, desolate and unique places on Earth. While experiencing a tropical island
! p$ L  A* _: z) Lfrom 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% e& r) a, b$ S  N5 K! O# }. U
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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.公仔箱論壇* I7 j8 Z, M* U! [5 V4 x4 F! ~3 C) `$ G: j

; @; C8 G% Y1 {6 q1 P7 k+ n公仔箱論壇Atafu Atoll, Tokelau, Pacific Ocean5.39.217.772 `5 J* W# ]3 c  C# U) O
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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 tvb now,tvbnow,bttvb7 f/ _9 d/ J, x8 G( u/ F3 y
miles wide and is the smallest of three atolls in the Tokelau Islands, a New Zealand territory.
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4 `9 G1 V1 ]( |) j3 P" D  sAtafu is made up of coral reefs that surrounded the flanks of a volcano that has since become inactive and submerged. Like many tropical
" B0 F9 r3 Z+ S1 r7 D  y5.39.217.77atolls, 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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Onekotan Island, Russia
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5 _4 m1 L7 X' m  Z- r  |. O6 AAn 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 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。4 q+ P" o( q, F1 o. a' ^, w
a caldera that subsequently filled with water. The island inside the caldera is known as Krenitzyn Peak, which is the highest point on the 公仔箱論壇9 p9 l# `/ n$ j' ]+ G" q# N
island at around 4,300 feet.5.39.217.773 M7 Q4 J0 ~4 b: U

' S# X/ `2 z. @/ S) q, n% u公仔箱論壇Onekotan is in Russia’s Kuril Islands between Japan and the tip of the Kamchatka Peninsula. The islands were formed by volcanic activity
- n& Y* e* O" g! Ncaused by the subduction of the Pacific Plate beneath the Eurasian Plate. Subduction can also generate some of the largest earthquakes 3 O8 f, D* |+ \- o
on Earth, including a magnitude 9 here in 1952 which was followed a week later by Krenitzyn’s only historical eruption. This image was
' K2 X! e, ^0 `* e$ O9 ltvb now,tvbnow,bttvbcaptured by the Advanced Land Imager (ALI) on NASA’s Earth Observing-1 (EO-1) satellite on June 10, 2009.5.39.217.77: Q# T0 ]! V! ~0 {

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Galapagos 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。, H! w$ j; \* O& X

" ]- b" R, b; {# BTVBNOW 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
' d- B- v4 W0 _; o2 _# y8 }# {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.
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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,
; X) K8 C5 Z5 z# y& g0 {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
! K# Z& k6 D7 Q$ j7 satellite in 2001.
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Maldives, Indian Ocean公仔箱論壇6 ]% m/ ^: ]4 `

) o& Q' P8 h( Q/ EThe Maldives comprise 1,192 small coral islands adding up to just 115 square miles of territory. About 330,00 people live on the islands, tvb now,tvbnow,bttvb. X3 M& i% v" v+ m0 ^. h
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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* r5 r& q( z2 w0 T' l! {9 X: C4 w5.39.217.77This 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
- v$ `7 V5 N7 q  L0 @tvb now,tvbnow,bttvbyounger 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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The spectacular underwater formations to the west of Eleuthera Island are made of calcium carbonate sand that has been eroded off
7 ?; [/ M- X# s& H$ y- }" y- Pof coral reefs and deposited in dunes by ocean currents.
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/ L5 h7 k5 s6 q1 Z0 G, {0 b5.39.217.77This 2002 image was captured by astronauts aboard the International Space Station. Located in the middle of the Bahamas, Eleuthra Islandtvb now,tvbnow,bttvb7 u7 K3 o6 m1 C" Y5 g
is 110 miles long, and in places just over a mile wide. Around 8,000 people live there.公仔箱論壇7 O5 x9 G5 @" V" Y: [0 s  f: C) U
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Augustine Volcano, Alaska
9 N8 _* P0 R9 s2 d7 pTVBNOW 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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The most active volcano in Alaska’s Aleutian arc, Augustine Volcano’s biggest historical eruption occurred in 1883. It has been erupting for
4 U/ K  K$ x) W+ u5 ^40,000 years. This image, captured by The Advanced Spaceborne Thermal Emission and Reflection Radiometer on NASA ’s Terra satellite
- `! Z0 T; S$ Q- }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。" U/ [! Q6 U8 U- `/ ~
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0 x8 f0 T" @4 E7 atvb now,tvbnow,bttvbLesser Sunda Islands, Indonesia公仔箱論壇" g% N. K3 W( G/ p) q% w

0 y. v0 g6 o% R- I. Z5 \# n公仔箱論壇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
5 `8 Z/ A6 x+ m8 y2 B+ t( u) Ptvb now,tvbnow,bttvbthe 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 , a5 a! y' F- |2 N
of two tectonic plates. This image was captured by the Advanced Spaceborne Thermal Emission and Reflection Radiometer on NASA’s Terra satellite in 2000.tvb now,tvbnow,bttvb8 G/ ~- a2 M/ t  A5 d: }
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: o3 Q7 H1 Y* i3 \' H, }  QHawaiian Islands, Pacific Ocean) C. h, p) j1 e% r2 V
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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
5 Q) A8 m! b4 C9 u7 K% ]tvb now,tvbnow,bttvbformed 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
' \% j: \- v" X1 Acrust beneath them cooled.
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  W$ X* g+ K6 i' C" f! H- P' ^3 g5.39.217.77Today, 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6 s  l! _7 Y6 P8 }1 o) y
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 M1 |, N: F( M) _: M公仔箱論壇MODIS instrument aboard NASA’s Terra satellite.Hawaiian Islands, Pacific Ocean5.39.217.779 n8 L2 x% ~, J/ Z% T

" l7 h! F8 j% o& htvb 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,
9 i3 f% x: `) ~+ n9 f5.39.217.77it 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; L( b1 t2 s1 k" {: j
the crust beneath them cooled.公仔箱論壇) [: Y  D! W% ]) ]6 ]$ [  s0 _

% ^7 L0 }+ }, IToday, the hotspot is causing active volcanism on the Big Island of Hawaii. Kilauea Volcano has been erupting continuously since 1983. The 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。! f4 ]. [! `  O5 u3 R, j, K$ h7 Q
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。! f0 ]: z- ?% g9 b( ?
by the MODIS instrument aboard NASA’s Terra satellite.( y6 T# [) c- O

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" v& x1 u, `0 M4 [1 L+ Mtvb now,tvbnow,bttvbAlejandro Selkirk Island, South Pacific Ocean- \5 N) i3 t- _# H) ~1 K

, I, G  ^4 `/ |+ R$ @* E. Q5.39.217.77This 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
) [8 F5 i0 S% J3 Z/ a0 Gtvb now,tvbnow,bttvbto 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
  A+ {0 S8 j7 m$ T/ U公仔箱論壇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 5.39.217.77$ z' m1 w9 Y% o% E% X% H+ m: `6 i* u
by the Landsat 7 satellite in 1999.公仔箱論壇( V& [/ S, X! f6 z9 q/ }
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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
2 I* Q9 ^7 G" @* M4 I& 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 tvb now,tvbnow,bttvb4 |" y7 V5 N& ?8 i
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
2 f2 _/ K! U5 U& ]8 g7 B公仔箱論壇aboard the International Space Station on July 1, 2009.

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