But as industry booms on earth, greenhouse gases, like carbon dioxide and methane, are released into the air—and trap more and more of the sun's energy in, so the earth's temperature rises.

但是由于地球上工業(yè)的迅速發(fā)展日韩在线二区网站，諸如二氧化碳和甲烷之類的溫室氣體被釋放到空氣中――從而又把越來越多的太陽能聚集回地球，地球溫度因此而升高亚洲精品456在线播放第1集。

The motive behind this is unclear, though it has been theorised that they wished to pillage our world for its natural resources. Race X's invasion was a campaign of opportunity, and there have been no instances of Race X activity on Earth since the destruction of Black Mesa, presumably because after the nuclear blast the Black Mesa area was an inhospitable environment, and the Earth as a whole lost its appeal as a target once it was conqured by the Combine.

雖然以推斷出它們希望掠奪這個世界的自然資源黄色网站三级片要爱网，但是在此背后的動機是為了核能。X族的入侵是一個戰(zhàn)役機會中文无码乱人伦中文视频乱码，而且在黑山基地毀滅前并沒有X族在地球活動的先例操日本小妞视频，可能是因為在核爆炸以后，黑山地區(qū)變成了不適合居住的環(huán)境精品久久久久久久久久久图片，作為曾被聯(lián)合軍征服過的目標日韩欧美一区二区一，地球已完全失去了自身的吸引力。

Presumably if all life on Earth were extinguished, the Earth's atmosphere would fall back to a persistent equilibrium, and become as boringly predictable as Mars and Venus.

可能要等地球上所有的生命都寂滅之后国产按摩全黄A一级毛片视频，地球的大氣才會回降至持續(xù)平衡狀態(tài)欧美性一级A片，變得像火星和金星那樣沉悶。

I have been reading about the effects of cosmic dust on earth's climate and wonder about the interactions of the cosmic dust from the galactic center with Planet X, the Earth, and the Sun.

我已經(jīng)在讀有關(guān)宇宙塵埃對地球氣候影響的書了能免费看一级片的网站，并想知道來自銀河系中心的宇宙塵埃與行星x操逼免费a级视频，地球，以及太陽之間的相互作用欧美高清在线精品一区。

At that time the main danger had come from the Polemarch, and Bean wrote an anonymous letter to a couple of opinion leaders on Earth, Locke and Demosthenes, urging them to get all the Battle School children back to Earth so they couldn't be seized or killed by the Polemarch's forces in the League War.

在那個時候一级A片高潮用力啊，最主要的危險是來自官員的，而豆子給地球上的兩名對立意見的領(lǐng)導者18岁以上禁止看的污视频在线观看，洛克和德摩斯梯尼寫了一封信久久一级特黄a级丰满视频日本xxxx，建議他們掌握所有戰(zhàn)斗學校的孩子帶他們回地球，這樣他們就不會被國家官僚在聯(lián)盟戰(zhàn)爭中所控制或謀殺九九这里有精彩视频。

This has allowed plate tectonics on Earth to continue far longer than it would have if simply driven by heat left over from Earth's formation.

在如此情況下桃色阁AⅤ网站，鹽分較高的暖水會下沉，而涼者精品中文亚洲字幕、鹽分低的會上升久久久久久网视频。

On Earth-space paths, this beam scintillation index model is significant for the laser imaging, tracking, controlling and guiding, and laser satellite-Earth communication.

高斯波束的斜徑閃爍指數(shù)模型的建立發(fā)展了湍流閃爍理論，將對地－空路徑光通信一级做a爰黑人有硬又粗、成像妓女www、遙感黄色精品片免费看、激光制導和強激光系統(tǒng)的設(shè)計和應用具有重要的實際意義。

What brought me to the woods was the prospect of living on earth with nothing between me and the earth—none of the electronic gibber- jabber.

一種期待——期待我和這個世界斷絕一切往來黑人超级吊大视频，包括遠離電子世界的喋喋不休――將我?guī)У竭@片樹林一a黄视频。

World dominated by humans on Earth into the animal kingdom, before the stink to high heaven of the Wu Shuigou into a clear bottomed creek, Gosling, ducklings trouble playing catch in the river; barren hills into a dense forest , birds mischievously, Trees towering; Gray-headed gray face, the sky becomes blue, such as washing; barren land into a cattle and sheep compete for grasslands ...... the Earth has undergone enormous changes.

地球由人類統(tǒng)治的世界變成了動物的王國，以前臭氣熏天的污水溝變成了清澈見底的小河欧美黄色动作网站，小鵝久久综合视频网站、小鴨在河中追鬧嬉戲；光禿禿的荒山變成了茂密的森林亚州欧美性爱视频，百鳥歡暢天天躁夜夜躁狠狠躁图片swag，千樹崢嶸；灰頭灰臉的天空變得湛藍如洗亚洲色图成人小说网址；寸草不生的土地變成了牛羊爭搶的草原……地球發(fā)生了翻天覆地的變化亚洲图片欧美激情卡通动画。

By the end of November to take over the plants and animals most of the land, the earth has become active. December 18 dinosaurs emerged, these insufferably arrogant monster on Earth to dominate only in a week's time to become extinct.

到11月底植物和動物接管了大部分陸地，地球開始變得活躍起來美女操B网站。12月18日恐龍出現(xiàn)了成年免费午夜福利，這些不可一世的龐然大物僅僅在地球上稱霸了一個星期的時間就滅亡了。