暖水种

By Caty Weaver Broadcast: August 1, 2003 This is Steve Ember with the VOA Special English Environment Report. Last month a judge ordered the United States Army Corps of Engineers to begin to lower wat

发表于:2018-12-01 / 阅读(97) / 评论(0) 分类 VOA2003(下)-环境与健康

[00:07.00]1 Listen to the tape and fill in the correct information in the spaces below. [00:15.15]1.Walk along the street of any major city, [00:21.32]and you will see that the air you breathe is not very fresh. [00:27.27]Air pollution is a serious p

发表于:2018-12-13 / 阅读(172) / 评论(0) 分类 高中英语人教版2000年高一

[00:02.90]The world around us [00:06.45]LISTENING [00:09.20]1 Listen to the tape and fill in the correct information in the spaces below. [00:17.37]1.Walk along the street of any major city, [00:23.54]and you will see that the air you breathe is not

发表于:2018-12-13 / 阅读(153) / 评论(0) 分类 人教全日制普通高中英语(必修)高一

[00:01.94]Fresh water [00:03.71]Rivers, lakes and wet-lands are sources [00:06.23]of fresh water,not only for humans, [00:08.50]but for wildlife too. [00:10.35]Due to pollution and climate change, [00:12.60]about 50% of the world's fresh water habita

发表于:2018-12-13 / 阅读(141) / 评论(0) 分类 北师大版高中英语模块8(选修)

This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. For the last five years, researchers have been analyzing bird DNA. That effort has now completely altered our understanding of which bird species really

发表于:2018-12-24 / 阅读(95) / 评论(0) 分类 Scientific American(六)月

This is Scientific American's Sixty Seconds Science. I'm Sophie Bushwick. Got a minute? To monitor the biodiversity of the freshwater habitat, you could compare by the water and count the rare wildlife. Or you could just scoop up a cup of water. A ne

发表于:2018-12-24 / 阅读(69) / 评论(0) 分类 Scientific American(十二)月

Some people eat to avoid being bored. Others to avoid doing something theyd rather not, like preparing a podcast. Now a report says we might eat to avoid fungi. Because warm-bloodedness, a condition that requires a lot of calories, may have evolved t

发表于:2018-12-24 / 阅读(65) / 评论(0) 分类 Scientific American(十)月

Over seventy per cent of the Earths surface is ocean. Many of our oceans are being damaged by human activity. On June 8, we recognize the importance of the oceans with World Ocean Day. This important day in the environmental calendar began on 8 June

发表于:2018-12-29 / 阅读(162) / 评论(0) 分类 世界节假日博览

Over seventy per cent of the Earths surface is ocean. Many of our oceans are being damaged by human activity. On June 8, we recognize the importance of the oceans with World Ocean Day. This important day in the environmental calendar began on 8 June

发表于:2018-12-29 / 阅读(80) / 评论(0) 分类 英语课程学习计划和讲义

Volcanoes forged the rocky coast of Cabo de Gata in southeast Spain. But the tides blanket it with reef-like structures built by snails. An algine marine biologist Diego Moreno says this sea of life can be deadly. Filth and contaminants accumulate o

发表于:2018-12-30 / 阅读(91) / 评论(0) 分类 国家地理2008年

ENVIRONMENT REPORT – May 10, 2002: Effects of Global Warming By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. Scientists say the warming of the Earth’s atmosphere has begun to a

发表于:2019-01-02 / 阅读(85) / 评论(0) 分类 健康与环境

A; is the environment a big issues in your country? It is in mine. B: it is in mine too. The biggest issue is water. The climate is dry and so water conservation is very important. A: what methods do you use to conserve water? B: water is rationed. W

发表于:2019-01-08 / 阅读(83) / 评论(0) 分类 英文剧本

LIFE IN THE OCEAN The earths oceans can reach depths of up to 11,000 metres.That is deep enough to cover Mt Qomolangma! The oceans are incredibly large and contain several different habitats.To make it easier to describe the various parts of the

发表于:2019-01-09 / 阅读(236) / 评论(0) 分类 高中英语听力人教版第二册

[00:02.86]Unit 22 Environmental Protection Warm-up [00:08.03]Exercises 2 Listen to the news report. [00:11.71]Which of the statements are true [00:13.72]and which are false? [00:15.30]Write T for true and F for false. [00:19.26]Now over to Jim Wilson

发表于:2019-01-10 / 阅读(133) / 评论(0) 分类 北师大版高中英语模块8(选修)

AS IT IS 2015-01-09 Science Fiction Becomes Reality for Species Surveys 科幻变成现实的物种调查 Many science fiction stories tell about explorers arriving in a new world. The explorers then use some kind of high-tech device to test for brea

发表于:2019-01-12 / 阅读(68) / 评论(0) 分类 2015年VOA慢速英语(一)月

Species Loss Compromises Earths Vital Systems Scientists have long thought that diverse ecosystems like forests, lakes and streams are especially good at removing pollutants that human activities put into the environment. A new study in the journal N

发表于:2019-01-14 / 阅读(66) / 评论(0) 分类 VOA标准英语2011年(四月)

Volcanoes forged the rocky coast of Cabo de Gata in southeast Spain. But the tides blanket it with reef-like structures built by snails. An algine marine biologist Diego Moreno says this sea of life can be deadly. Filth and contaminants accumulate on

发表于:2019-01-22 / 阅读(89) / 评论(0) 分类 自然百科2008年

Less Fungus among Us Warm-Blooded A study in the Journal of Infectious Diseases finds that one major advantage of being warm-blooded is that the great majority of fungi cannot infect us. Karen Hopkin reports Some people eat to avoid being bored. Othe

发表于:2019-01-30 / 阅读(130) / 评论(0) 分类 60秒科学

SCIENCE IN THE NEWS - Flight to Service Hubble Telescope Could Take Place in Early 2008By Jerilyn Watson and Jill Moss Broadcast: Tuesday, November 07, 2006 VOICE ONE: This is SCIENCE IN THE NEWS in V

发表于:2019-01-30 / 阅读(99) / 评论(0) 分类 2006年慢速英语(十一)月

By Phil Mercer Sydney 20 February 2008 Scientists say they have taken an array of new marine species from the seabed off eastern Antarctica. They are warning, though, that climate change could soon make extinct many of the strange creatures they have

发表于:2019-02-06 / 阅读(105) / 评论(0) 分类 VOA常速英语2008年(二月)
学英语单词
action through the medium
anterolateral spinothalamic tract
B.S.s
Ballistic Missile Defense, ballistic missile defence
basic-tolerance
bernard baruches
Breughel the Elder
cake-fodder crusher
came up against
Casselberry's position
catapult launching
causby
coarse-pitch screw
contained
convective derivative
cousin-sister
Crepis tectorum
criminatory
crop-protections
crowhurst
Dashoguz
death list
deckman
diagnosis resolution
diet-relateds
distress sale
Emporia State University
Farfugium kaempferi Benth.
fenagh
field of visibility
file cards
fixed screen
flat denial
footingly
Fossa pterygoidea
gauged orifice
genotypical
ground basic slag
Gurramkonda
hare's-tail grass
have a bone to pick with sb
hayatine
holy grails
homology group of compact Lie group
hydatopneumatic
hydroxyl-bastnaesite (hydroxylbastnaesite-(ce))
hypoxia
ice caloing
incompatibility of drugs in prescription
insurance portfolio
isosteres
Jizera River
Joan I
johnsonianism
joiya
land bridges
Lauricocha, L.
local identity
maximum vessel dome pressure
message feedback
metal-chelating
microwave absorption
militarize
mixing-chamber
molecular conformation
occupation efficiency
occupied zone
odontal prosthesis
omnimatic
permanent magnetic microscope
pignataro
poking at
polyoxyethylenes
pulsed ultrashort wave diathermy apparatus
pusia tusa
Raskyella
reginfo
rent-a-cop
rental and maintenance
Ritual Decalogue
shaffolde
siliceous phyllite
skeletonian
sleeties
stool test
Taejang-ni
tampered
Tazzarine
teeth parts
tension interruption
top aspect
tourist class passenger
transmission-line equation
transverse spacewidth
vacuum decarbonizing
valve of inferior vena cava
Variscan stage
ventilation by extraction
volatile flux
watt-meter
wetting layer
wind-scorpion