返回列表 回復 發帖

Out of the Blue: Islands Seen From Space

5.39.217.77$ f2 t& _5 S! \/ p

1 l7 U6 e" g6 E" _4 D: {5.39.217.77Islands are some of the most beautiful, peaceful, violent, desolate and unique places on Earth. While experiencing a tropical island
) o+ n1 E. q3 ~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.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- }% ]$ j: `% s* D. l, s( S
) e( Y5 S' Q6 F1 n2 G8 n
We’ve collected images taken by astronauts and satellites from space of some of the most interesting islands on the planet.
! D% I! u* P3 k3 M
( g: j. ]% e+ mAtafu Atoll, Tokelau, Pacific Ocean
1 W: h3 n. a& {$ F( j4 a3 x
8 k: X+ D, z0 TAround 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。% Q/ C* d, O# `* g3 V+ {) \
miles wide and is the smallest of three atolls in the Tokelau Islands, a New Zealand territory.
5 f) S# T; z$ k' f( z
% N0 j1 j( ^7 @2 q* R; l4 B( H. ^9 ^5.39.217.77Atafu is made up of coral reefs that surrounded the flanks of a volcano that has since become inactive and submerged. Like many tropical
( m$ w/ Z- W. X* c  p. C' B3 i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.
) ?2 L7 K9 y6 X, g% Xtvb now,tvbnow,bttvb
. V. v) r4 h' s$ Q3 R6 d* _9 }* w3 Q" x* J5 B% i' h5 o
5.39.217.77. X2 G9 V. Y0 h/ a
Onekotan Island, Russia  \" V2 ^7 P0 y) d! s8 V

% g! a7 d# B, [7 E5 h" x! C- |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。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
3 S" e$ _  |/ Q" F7 q) 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。a caldera that subsequently filled with water. The island inside the caldera is known as Krenitzyn Peak, which is the highest point on the
2 N& C3 [, h2 A4 C5 S; F5.39.217.77island at around 4,300 feet.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。" v0 j  x4 v0 Q+ z# J5 M; Q# O% J+ M+ y, x

) L- O# ~, _, h/ H4 d5.39.217.77Onekotan is in Russia’s Kuril Islands between Japan and the tip of the Kamchatka Peninsula. The islands were formed by volcanic activity tvb now,tvbnow,bttvb0 e8 _* Q6 s% w! ~0 O
caused by the subduction of the Pacific Plate beneath the Eurasian Plate. Subduction can also generate some of the largest earthquakes
) ~1 `. L! K1 q; |: n4 _% A5 son Earth, including a magnitude 9 here in 1952 which was followed a week later by Krenitzyn’s only historical eruption. This image was
% m* e- s# [7 e1 U* G+ B. NTVBNOW 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。captured by the Advanced Land Imager (ALI) on NASA’s Earth Observing-1 (EO-1) satellite on June 10, 2009.# g* |7 X8 ?$ n3 X+ l. f

& O* a7 n/ P) C9 f3 o7 ]5.39.217.775.39.217.77' Y) V6 o9 f" S( P% V7 ^6 \

! y" @( ]) k; @; n& ^3 a& J* v公仔箱論壇Galapagos Islands, Pacific Ocean
9 R: X* @. k& V) a- w! U7 ?tvb now,tvbnow,bttvb
8 _' d$ h% E0 I: uThe Galapagos Islands are the tops of volcanoes on the sea floor off the coast of South America along the equator. The volcanic activity
6 j" W8 n' _: f8 Y6 Ythat formed the islands is thought to be the result of a plume of hot mantle material rising from deep in the Earth’s interior.
$ e5 X& g9 I% y$ x4 g0 O  V
! m/ C8 H% s$ F# b0 g- z- h$ O5.39.217.77The largest island, Isla Isabela, is made of the lava flows of six gently sloped shield volcanoes. The northernmost of Isabela’s volcanoes,
0 D+ c5 f( S3 H5 n5.39.217.77at 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 tvb now,tvbnow,bttvb' c& c) \4 ]* X+ D% Q. p9 W
7 satellite in 2001.
$ b) {, i( x6 f9 ]- `  t+ P: |; 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。% b3 O: u) c, t2 }

5 C" B$ l" G- u; p: O
5 H5 S, y) a- f: u& W. d$ X公仔箱論壇Maldives, Indian Ocean5 v# g, Q5 ~  i5 x
5.39.217.77* {4 x4 u, \3 A$ I( h
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, tvb now,tvbnow,bttvb& S; E. ^+ C+ B; i
the average elevation of which is a little more than 3 feet. It is probably the lowest country in the world.
0 `/ F% t, I/ [/ D5.39.217.77
. l' w, o- r& S! {1 V公仔箱論壇This image of the North and South Malosmadulu Atolls was taken in 2002 by the ASTER instrument aboard NASA’s Terra satellite.
0 k4 _) ]+ Z6 I) B3 Q公仔箱論壇
, m- Z0 B" d" l' K3 }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 ^9 ^! N: B8 E: \* jtvb now,tvbnow,bttvb
( F- ~9 _! g/ \tvb now,tvbnow,bttvbHenrietta Island, East Siberian Sea
1 a- P3 w# g( s& ~8 ltvb now,tvbnow,bttvb, w- P5 S# Q: O$ R% m
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 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。# y5 @7 x5 D7 w: S6 ?
younger sedimentary rocks. This image was taken by the Advanced Land Imager (ALI) on NASA’s Earth Observing-1 satellite on April 30, 2009.1 E8 A8 N; c9 }/ n7 K1 Q- ~6 t
/ \5 c0 ^2 f( u$ ^/ r5 m
公仔箱論壇% m$ [3 O+ O/ c1 B4 b

& Y# T9 G0 N2 K( G; v9 Z- f5 CEleuthera Island, Bahamas
" r4 ?2 n* Z& O7 M& S  |1 R0 b5 \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。
  x1 {/ l) i$ U! x# A5 }5.39.217.77The spectacular underwater formations to the west of Eleuthera Island are made of calcium carbonate sand that has been eroded off & M, \; u5 k7 K2 b6 \$ K! l
of coral reefs and deposited in dunes by ocean currents.
) y0 j& Y" ~  ?. }9 _. _公仔箱論壇
1 V8 E9 `  q$ n9 Wtvb now,tvbnow,bttvbThis 2002 image was captured by astronauts aboard the International Space Station. Located in the middle of the Bahamas, Eleuthra Island( F6 i3 W+ q- i
is 110 miles long, and in places just over a mile wide. Around 8,000 people live there.
9 M" r0 I3 }, F3 }5 JTVBNOW 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。) w$ P% \0 t) [3 f  _: V

( L0 N% {+ s. C5 @- Z
, K+ Y3 V; ^6 r/ u2 R2 k- W% dAugustine Volcano, Alaska
+ U" ?+ U, X2 G3 x; I  g; J

2 U2 m# [3 M! j% S9 l  G0 F% GThe most active volcano in Alaska’s Aleutian arc, Augustine Volcano’s biggest historical eruption occurred in 1883. It has been erupting for
0 N2 B! z5 `  f) j4 `# _40,000 years. This image, captured by The Advanced Spaceborne Thermal Emission and Reflection Radiometer on NASA ’s Terra satellite
) N) c& R  g4 A4 OTVBNOW 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。in April 2006, shows a steam or ash plume at the tail end of several months of explosive eruptions.5.39.217.77, Q8 j2 D# C2 K$ q( J5 c

# h2 Z5 {% f3 C) A! ~2 O" f: q$ l
4 `9 D9 _7 @( [: o+ J) ^4 Y0 F! g' l; I! E3 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。
2 t- `- T2 X- k4 H$ a- g, |4 S7 VLesser Sunda Islands, Indonesia
2 @; w" J0 F2 J" k) ~" Vtvb now,tvbnow,bttvb8 `: ~+ D- y% U" j$ e+ B7 R
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 tvb now,tvbnow,bttvb9 z& x1 c7 P, @5 b& V: w) \
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
) L9 g) I) F, Q8 }, `9 Cof 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,bttvb9 o! L; O% [6 x* _4 s( j
公仔箱論壇3 k5 v- k; Y1 x; @! X  p8 H; k( }/ J

$ w9 I2 v+ @- @/ p; R  O5.39.217.77
: K% o& _8 ~: M+ k, _5 aHawaiian Islands, Pacific Oceantvb now,tvbnow,bttvb) ]/ u2 B$ T; u& G; P
2 G5 p7 x5 @# I. ~8 x8 r9 |
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   K! V+ V: W& s
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 3 g* B# ~, i. Z' b' G$ @' j
crust beneath them cooled.
1 N* X# O5 k4 Itvb 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。) Y- `7 b2 c" I- K+ g. p
Today, the hotspot is causing active volcanism on the Big Island of Hawaii. Kilauea Volcano has been erupting continuously since 1983. The rest
. r3 x4 r: T. a! z" p: t) 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。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 " c- R! E8 ]9 g1 v' H5 P% X. X
MODIS instrument aboard NASA’s Terra satellite.Hawaiian Islands, Pacific Ocean
4 A9 L' W, t+ I6 w, _6 a
- t: T2 t  k! Y) o5.39.217.77The Hawaiian Islands were formed by an upwelling plume of hot mantle material, called a hotspot. As the Pacific plate moved over the hotspot, 5.39.217.772 a, \/ w0 i# [
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 tvb now,tvbnow,bttvb4 _" V8 g, u$ ^5 o5 [# T- v
the crust beneath them cooled.# x- ?- J% o# ~! k7 s

5 M2 ?1 U% ~# f6 E4 y5.39.217.77Today, the hotspot is causing active volcanism on the Big Island of Hawaii. Kilauea Volcano has been erupting continuously since 1983. The 5.39.217.77- W8 Y& F! {  v/ Z
rest of the islands, which get older from right to left, are Maui, Kahoolawe, Lanai, Molokai, Oahu, Kauai and Niihau. This image was captured 2 d, W9 P) l6 x9 |8 W8 l3 F- g- M
by the MODIS instrument aboard NASA’s Terra satellite.- A6 g0 q2 z1 [6 w, p% ~, d! m

5 O4 J  A- G' f1 E( i2 T' Ktvb now,tvbnow,bttvb
% @  ~/ Y: I: j' ?% f5 c5 c5.39.217.77公仔箱論壇% x3 d: j7 d0 S2 S0 _3 G4 Q  `; i% V
Alejandro Selkirk Island, South Pacific Ocean
/ J  U9 M+ X8 d4 Q$ v# ?
+ ^0 t7 W# E  Y* G1 i& D; GThis 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
7 m% I& E( |6 y9 c0 p/ P5.39.217.77to 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
% X7 i% k, ~+ {! }; P" t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
1 p. }: Y( E* l+ K( zby the Landsat 7 satellite in 1999.
( U  w$ C( v# V% q/ jTVBNOW 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2 J0 E) I# y; e* X: g* H6 o0 J0 H

3 P4 |( ~8 A. ^- _9 J/ a5.39.217.77
7 e  g, v2 g  rMillennium Island, Republic of Kiribati, South Pacific Ocean
9 h6 B- Z9 ?) Z5.39.217.773 B5 }6 v) Q  s( V/ z. j9 Y
Also known as Caroline Island, Millennium Island is made of coral reefs that grew around a volcano, which is now underwater, leaving behind a
' x; N0 @. A, f9 S  g公仔箱論壇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
' j7 @( b, [$ |1 N7 d2 xfor guano, though today there are no people and it is among the world’s most pristine tropical islands. This image was taken by astronauts 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. R. ~  a6 x" u) L- ]4 V% \
aboard 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