返回列表 回復 發帖

Out of the Blue: Islands Seen From Space

" J8 p2 k5 d- g) q/ B0 j) A
1 h" @  N4 v6 i1 D
Islands are some of the most beautiful, peaceful, violent, desolate and unique places on Earth. While experiencing a tropical island
4 y5 M" x) m: e1 b4 Q. \( y( `tvb 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.
' _- ]3 ^& j% }+ h  U公仔箱論壇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, W2 S+ w! v. V8 m
We’ve collected images taken by astronauts and satellites from space of some of the most interesting islands on the planet.5.39.217.76$ L+ `- {5 d4 ]; ^8 ^
公仔箱論壇. N5 x: i: _$ x, {- R* |
Atafu Atoll, Tokelau, Pacific Ocean
$ G6 I9 t* R1 [5.39.217.767 i' W  t6 P0 a. C0 w6 E% R% V1 U
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 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。$ T( ]8 C/ x' u$ t
miles wide and is the smallest of three atolls in the Tokelau Islands, a New Zealand territory.
! l6 r  M1 g! Q( ntvb now,tvbnow,bttvb
: ^0 P6 I; ~+ l6 s8 W5 R- C, n5.39.217.76Atafu is made up of coral reefs that surrounded the flanks of a volcano that has since become inactive and submerged. Like many tropical
( k+ C4 k9 _' R7 i4 \5.39.217.76atolls, Atafu is very low lying and vulnerable to sea-level rise. This photograph was taken by astronauts aboard the International Space Station in January.
$ c. e& H5 \' n% s* N公仔箱論壇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。9 r3 m4 r) ]8 ~. d/ z7 {# b

- _. E' R) b( H/ ^0 {, i) H7 @: b5.39.217.768 j4 [- P2 [$ V# O2 Z" q
Onekotan Island, Russia公仔箱論壇& T$ r! t- `4 ?. y* \
tvb now,tvbnow,bttvb8 M$ F0 \2 C1 y4 D
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 - j9 M7 c, Z- e
a caldera that subsequently filled with water. The island inside the caldera is known as Krenitzyn Peak, which is the highest point on the
- C5 z0 c' N% u5 b6 Aisland at around 4,300 feet.
: A: c* j6 Q8 T( _/ ?9 T, `7 n5.39.217.76
; s* j* S6 V* Z* g9 c& S4 qOnekotan is in Russia’s Kuril Islands between Japan and the tip of the Kamchatka Peninsula. The islands were formed by volcanic activity ' C2 L* z' O) P5 }/ R7 X- L
caused by the subduction of the Pacific Plate beneath the Eurasian Plate. Subduction can also generate some of the largest earthquakes
$ e9 ]+ m; X/ S" h' b$ Qtvb now,tvbnow,bttvbon Earth, including a magnitude 9 here in 1952 which was followed a week later by Krenitzyn’s only historical eruption. This image was
* t, O" Q6 v5 `& Mcaptured by the Advanced Land Imager (ALI) on NASA’s Earth Observing-1 (EO-1) satellite on June 10, 2009.
# L/ V6 D7 k* ?8 c0 b! F! T0 ?7 j5.39.217.764 X2 c9 h' N, F" f" |

2 K5 k" X$ u2 Q& r; L; G公仔箱論壇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。- ^; w9 v8 ?- l5 Z
Galapagos Islands, Pacific Oceantvb now,tvbnow,bttvb# S- @4 `. _% o, f0 a, y% b$ g

% j! |- G4 d- ?7 a" |4 c( S( {( P5.39.217.76The Galapagos Islands are the tops of volcanoes on the sea floor off the coast of South America along the equator. The volcanic activity * A0 l% q( z* w6 P4 c/ E
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.
2 y! i2 N5 y! k; J8 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。
$ M! [1 r; X: s% A6 Z7 B5.39.217.76The largest island, Isla Isabela, is made of the lava flows of six gently sloped shield volcanoes. The northernmost of Isabela’s volcanoes,
0 l% _3 e6 T$ V! P+ ~2 m5.39.217.76at 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
* h1 P1 `0 V2 ]9 F0 V0 F7 satellite in 2001.5.39.217.760 n/ ~! X! [9 |0 _, b  g' W

: S' M* {1 r$ J( i8 \公仔箱論壇
* g8 ~' ^% s5 |3 @4 ?公仔箱論壇, J3 ]  N( c# l* A9 M3 y
Maldives, Indian Ocean
5 F% a' e" y/ z; o) d- z# {tvb now,tvbnow,bttvb
5 ^- D. X2 I8 i% |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 Maldives comprise 1,192 small coral islands adding up to just 115 square miles of territory. About 330,00 people live on the islands,
8 P9 R) f* U: h! [4 Etvb now,tvbnow,bttvbthe average elevation of which is a little more than 3 feet. It is probably the lowest country in the world.
7 ]  n4 Y; T2 |. p$ J  Z公仔箱論壇
8 O6 c  p/ O% u7 itvb now,tvbnow,bttvbThis image of the North and South Malosmadulu Atolls was taken in 2002 by the ASTER instrument aboard NASA’s Terra satellite.! p) T, {: R& n, j5 K& _" U3 S6 U

5 K7 `+ A$ ?( t2 ^  n
- k, c# n9 I7 M. z" Ytvb now,tvbnow,bttvb, r, y6 m$ u! s: C8 Q8 i1 i+ Z
Henrietta Island, East Siberian Sea
* D  y. b* e" |- J
) `$ l9 |6 _9 j( @  _  a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 5.39.217.76( _0 I( R- w8 A+ X1 I% Q9 U& @4 c% X
younger sedimentary rocks. This image was taken by the Advanced Land Imager (ALI) on NASA’s Earth Observing-1 satellite on April 30, 2009.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. E+ N4 v, M: B$ J# i4 P
3 H6 _) J5 b7 ?" H+ u# u
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 P% R* n: D% f7 L, `

9 u+ w/ _4 n( m0 Otvb now,tvbnow,bttvbEleuthera Island, Bahamas
  u2 H' R  J1 J; d  n公仔箱論壇' A5 `1 D4 ?" s* ]: \
The spectacular underwater formations to the west of Eleuthera Island are made of calcium carbonate sand that has been eroded off 5.39.217.76+ N8 ^! b; _  a  `1 v
of coral reefs and deposited in dunes by ocean currents.公仔箱論壇% ^; X# h0 }# Q: p7 L' `
5.39.217.769 Q2 D: k0 z% l; a' v6 N" r! q
This 2002 image was captured by astronauts aboard the International Space Station. Located in the middle of the Bahamas, Eleuthra Island
4 w. d( @. ^* B$ x) |9 y; T+ ^+ X2 q# 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。is 110 miles long, and in places just over a mile wide. Around 8,000 people live there.+ _; x  ^1 ^  ]3 [6 c7 L
公仔箱論壇! |$ y7 Q5 }- |" j& {3 H

3 r- w, }' `) f# ]& |% J9 ?) N5 u9 g公仔箱論壇2 n5 s9 G% M1 Y- `# n
Augustine Volcano, Alaska
, P* \" ?7 ^6 }( k公仔箱論壇
! f, e$ e/ @; M$ _8 b# x
The most active volcano in Alaska’s Aleutian arc, Augustine Volcano’s biggest historical eruption occurred in 1883. It has been erupting for 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. r6 y' K9 k2 S
40,000 years. This image, captured by The Advanced Spaceborne Thermal Emission and Reflection Radiometer on NASA ’s Terra satellite tvb now,tvbnow,bttvb! f; y7 G% l- }  }
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。4 G, X& u6 g/ \, c
公仔箱論壇* i3 z$ z# d& p) l5 n+ O
( D$ V$ r; p8 @* f
tvb now,tvbnow,bttvb. _; _- \& e4 s2 G
Lesser Sunda Islands, Indonesia
2 x  _5 O1 B1 x公仔箱論壇5.39.217.762 c7 ~9 }% J8 T+ p# t. `
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
+ d2 K& ?: m0 L  b  e! L: ?% ^9 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。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; t6 F) j- v" i0 K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.
7 @4 v. z  l5 {2 [3 ?8 {7 z公仔箱論壇
- O9 R2 }* z$ @9 r5.39.217.76" G2 }% o, f/ P4 o" S8 p7 O8 W, Z

( A9 y; _' f" P, [5.39.217.76Hawaiian Islands, Pacific Ocean5.39.217.76- j( d6 P* n1 \  ~" C/ o: b

  \  m% h, T3 @; Z5.39.217.76The Hawaiian Islands were formed by an upwelling plume of hot mantle material, called a hotspot. As the Pacific plate moved over the hotspot, it
3 D- i5 Z- K3 e  b公仔箱論壇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
. p# @6 B( Y8 r  b公仔箱論壇crust beneath them cooled./ s: Z. y) N9 m) a

& ?" U! f& Q) x' PToday, the hotspot is causing active volcanism on the Big Island of Hawaii. Kilauea Volcano has been erupting continuously since 1983. The rest
4 I( Y. c0 X6 M# Zof the islands, which get older from right to left, are Maui, Kahoolawe, Lanai, Molokai, Oahu, Kauai and Niihau. This image was captured by the
/ C7 G% U$ k5 [2 F/ }( U( I9 Y/ yTVBNOW 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。MODIS instrument aboard NASA’s Terra satellite.Hawaiian Islands, Pacific Ocean
6 g0 L+ \9 M: 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。公仔箱論壇0 `: b) w& M. \8 Y
The Hawaiian Islands were formed by an upwelling plume of hot mantle material, called a hotspot. As the Pacific plate moved over the hotspot,
* Q. |4 [; l$ Z2 p" y/ Zit 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 # m6 ]1 l6 V+ y" S8 x
the crust beneath them cooled.公仔箱論壇8 M  J/ X  |) D# ]9 I& B8 K3 k3 m

- b/ ?3 Q$ o, d$ C) h9 TToday, the hotspot is causing active volcanism on the Big Island of Hawaii. Kilauea Volcano has been erupting continuously since 1983. The
( S1 G7 q) o/ N: ~" g8 e" P公仔箱論壇rest of the islands, which get older from right to left, are Maui, Kahoolawe, Lanai, Molokai, Oahu, Kauai and Niihau. This image was captured
/ z5 d6 c+ Q& d* P  s公仔箱論壇by the MODIS instrument aboard NASA’s Terra satellite.; C. ?8 a0 F7 Z. e0 F7 M
tvb now,tvbnow,bttvb' r" i6 L' z9 c3 e( W! C. B
% R8 S9 Q7 C/ U" [

* j) E& @* r" w5.39.217.76Alejandro Selkirk Island, South Pacific Ocean
5 Y; `  O: |. s! _8 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。
- C  `2 B( q5 w9 b& ftvb now,tvbnow,bttvbThis 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
! Q: X. h" M) m5 ^# w$ z7 b" C6 U- k3 e2 U5 Qtvb 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 5.39.217.76+ b- b; Y1 U3 h
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
, Z# [0 Z$ r7 j9 C2 U5.39.217.76by the Landsat 7 satellite in 1999.) t* Y& A) |, \! \9 Q/ R

, u$ s' }  Q3 u1 }( e3 R0 R6 W( \# T; v, s' o* g) l

; I: ]# u- O' b: u5 T4 }' M+ o公仔箱論壇Millennium Island, Republic of Kiribati, South Pacific Ocean& C% J; Y4 u4 i6 p% F8 `: `/ 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。5 n6 \' v' j( _5 \3 H
Also known as Caroline Island, Millennium Island is made of coral reefs that grew around a volcano, which is now underwater, leaving behind a 5.39.217.76; u3 ~7 I' U* _: X
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
7 L9 V- [1 w* zfor guano, though today there are no people and it is among the world’s most pristine tropical islands. This image was taken by astronauts
" Z) d8 U  Q7 U3 Z. F( k+ Raboard the International Space Station on July 1, 2009.

1

評分次數

  • k23bb

內容精彩...感謝你的發帖
返回列表