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Out of the Blue: Islands Seen From Space

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& u6 X$ a7 S& ]" O8 j9 d& {( Y$ Ewww3.tvboxnow.comIslands are some of the most beautiful, peaceful, violent, desolate and unique places on Earth. While experiencing a tropical island
2 @, p6 a" u# ?www3.tvboxnow.comfrom its sandy beaches, or a volcanic island from its towering peaks is wonderful, experiencing them from above can be inspiring as well.www3.tvboxnow.com& q2 V& d2 }; _" ^) Z
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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.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。6 r& ]' X+ Y; i( j( ?
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Atafu Atoll, Tokelau, Pacific Ocean
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, \/ B4 W  Y+ C1 Y8 q4 `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
! \7 @6 ?. |, d8 }' m6 d  }公仔箱論壇miles wide and is the smallest of three atolls in the Tokelau Islands, a New Zealand territory." u' x: H( x# m% Z- ]
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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
- Y5 t1 _1 O! f0 ?www3.tvboxnow.comatolls, Atafu is very low lying and vulnerable to sea-level rise. This photograph was taken by astronauts aboard the International Space Station in January.
9 c( R: Y6 ~, p. XTVBNOW 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( D+ m7 t* o/ N) {

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Onekotan Island, Russia9 e: W1 M( \2 I3 x
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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
6 D0 {+ q9 [* v) k1 Fa caldera that subsequently filled with water. The island inside the caldera is known as Krenitzyn Peak, which is the highest point on the
) f: \! k  }7 }  q9 P6 q5 E0 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。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 www3.tvboxnow.com9 U( B" Z1 r0 e7 ]# |
caused by the subduction of the Pacific Plate beneath the Eurasian Plate. Subduction can also generate some of the largest earthquakes tvb now,tvbnow,bttvb4 Z% c# p5 D) z' W. q( J
on Earth, including a magnitude 9 here in 1952 which was followed a week later by Krenitzyn’s only historical eruption. This image was www3.tvboxnow.com/ v" x0 A' q' O- J' n
captured by the Advanced Land Imager (ALI) on NASA’s Earth Observing-1 (EO-1) satellite on June 10, 2009.www3.tvboxnow.com" T9 E" P& l& y- o. u; [
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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) Z& {3 x. I6 v  E! ]/ L: X0 S
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, $ }6 N  ?0 [* g5 u7 o; [4 F) D
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
$ \/ h, |6 i4 B5 L4 Otvb now,tvbnow,bttvb7 satellite in 2001.
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Maldives, 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,
0 q+ e8 N1 u" ^  Fwww3.tvboxnow.comthe average elevation of which is a little more than 3 feet. It is probably the lowest country in the world.5 A4 m* e2 _8 Z& M
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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.
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; `/ M. Z9 n& w: Y% MHenrietta Island, East Siberian Sea/ x4 i  b# H8 \

& Y0 A% m- l# iThis 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
% }2 R- m; K8 {/ \/ F# W6 P: {4 |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.. I# D4 P' Z. a) ^5 I# q
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& W0 |9 Y" u) Utvb now,tvbnow,bttvbTVBNOW 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 v! c( i5 J  ?) h
Eleuthera Island, Bahamas
$ s* h5 U! G; U( z$ s公仔箱論壇
# d3 _7 r0 ]# W  UTVBNOW 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
+ L; P4 V" z( i% ~" 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。of coral reefs and deposited in dunes by ocean currents.
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6 E; ?5 Z/ i5 H; ]! }% etvb now,tvbnow,bttvbThis 2002 image was captured by astronauts aboard the International Space Station. Located in the middle of the Bahamas, Eleuthra Island8 f! y3 H: v9 n0 ~, V( |8 L
is 110 miles long, and in places just over a mile wide. Around 8,000 people live there.
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Augustine Volcano, Alaskatvb now,tvbnow,bttvb' c: G" D9 q; ^# t9 k3 B/ w4 I

9 `8 D1 @/ J* D8 z: X& ~. {' eThe most active volcano in Alaska’s Aleutian arc, Augustine Volcano’s biggest historical eruption occurred in 1883. It has been erupting for www3.tvboxnow.com- F1 ?5 {. k5 r) n
40,000 years. This image, captured by The Advanced Spaceborne Thermal Emission and Reflection Radiometer on NASA ’s Terra satellite
0 v1 r7 z* Z, D; |3 d" W: s6 e1 q0 Fwww3.tvboxnow.comin April 2006, shows a steam or ash plume at the tail end of several months of explosive eruptions.8 |9 k: \1 N2 N4 c/ w# Y2 Q

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: A) ?; l1 D. v7 f, q3 x8 BLesser Sunda Islands, Indonesia7 W! y' \" }7 l5 ^  E6 t
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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
1 T9 x5 Q/ v2 ~7 ~# }# fthe 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 " o0 K; F" g: Z( |6 t; Q
of two tectonic plates. This image was captured by the Advanced Spaceborne Thermal Emission and Reflection Radiometer on NASA’s Terra satellite in 2000./ U, |( J+ q- v, o' o, ]& ^
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6 G$ S9 ?5 L2 [8 p- l' ?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。Hawaiian Islands, Pacific Ocean$ x6 X1 b( o& `9 I

4 T/ Z5 F2 P$ ^8 CThe Hawaiian Islands were formed by an upwelling plume of hot mantle material, called a hotspot. As the Pacific plate moved over the hotspot, it
" Y9 t7 E9 J+ Z; 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。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 . }0 H- e: u- a4 _0 A) F  S
crust beneath them cooled.7 P4 u* c) `' D

, B! @4 Q# }" e1 l4 J0 oToday, the hotspot is causing active volcanism on the Big Island of Hawaii. Kilauea Volcano has been erupting continuously since 1983. The rest 1 G& c8 m  v- H. U
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
& i4 z9 E6 Q4 ]/ `tvb now,tvbnow,bttvbMODIS instrument aboard NASA’s Terra satellite.Hawaiian Islands, Pacific Ocean
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4 y5 D; X6 M. K* Jwww3.tvboxnow.comThe Hawaiian Islands were formed by an upwelling plume of hot mantle material, called a hotspot. As the Pacific plate moved over the hotspot,
; G; U5 a! k( qTVBNOW 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
* q* |# |' T( p, 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 crust beneath them cooled.  O6 t) W' |. F1 M2 P' H

4 h& O' C; t! C/ k- Utvb now,tvbnow,bttvbToday, the hotspot is causing active volcanism on the Big Island of Hawaii. Kilauea Volcano has been erupting continuously since 1983. The $ K: L: u- {/ o8 U$ F/ k7 N$ F3 v
rest 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) [0 t5 t7 x4 V
by the MODIS instrument aboard NASA’s Terra satellite.
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Alejandro Selkirk Island, South Pacific Ocean
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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 3 G- S) y4 r  a2 g
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
$ ~' @, q' Z5 ]0 E5 Apattern 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
7 @- B0 w- k* `1 v4 gwww3.tvboxnow.comby the Landsat 7 satellite in 1999.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。/ Z( y$ x5 X. o& U
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9 {3 i& c* F" }1 K5 S1 T$ j. Gwww3.tvboxnow.comMillennium Island, Republic of Kiribati, South Pacific Oceantvb now,tvbnow,bttvb# ~  O! }5 q8 j+ W4 S
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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
7 Z# b% z( t# g  o4 wcentral 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 * A' Z9 S0 O/ ~
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
( W6 g' |8 M, g6 S" i2 {aboard the International Space Station on July 1, 2009.

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