生态状况

Fire Regime 火 Fire was a creation of life -- born from oxygen and organic matter -- ignited by lightning. Thus fire has been a fundamental feature of the Earth for at least 400 million years. A scientist talks about fire -- today on Earth and Sky.

发表于:2019-01-02 / 阅读(126) / 评论(0) 分类 (科普英语)Earth and Sky

Broadcast: Mar 21, 2003 Britain's military chief says coalition forces have seized Iraq's key southern oil facilities, apparently averting what could have been a major ecological disaster. British mil

发表于:2019-01-03 / 阅读(51) / 评论(0) 分类 VOA2003(上)-科技先知

By Shally Zomorodi Los Angeles 20 June 2006 watch Tehrangeles report Los Angeles has become home to thousands of Iranians immigrants, to such an extent that the city is sometimes referred to as 'Tehrangeles.' Although many of them fled Iran and cann

发表于:2019-01-13 / 阅读(124) / 评论(0) 分类 2006年VOA标准英语(六月)

A report by a number of leading conservation groups warns that unless prompt corrective measures are taken, the planet is heading toward an ecological credit crunch. For VOA, Tom Rivers reports from London. Cover of the Living Planet Report The repo

发表于:2019-01-13 / 阅读(54) / 评论(0) 分类 VOA标准英语2008年(十月)

Ecological Footprint Africas ecological footprint is getting bigger. The continents growing population is placing greater demand on its natural resources. A new report calls on African nations to adopt a more sustainable approach to development to en

发表于:2019-01-13 / 阅读(74) / 评论(0) 分类 VOA标准英语2012年(六月)

By Marlene Smith Ukrainian opposition leader Victor Yushchenko says the people of Ukraine have already made the choice for a new country, as he prepares to resume campaigning for a re-run of president

发表于:2019-01-23 / 阅读(74) / 评论(0) 分类 VOA2004(下)--新闻盘点
学英语单词
a cold span
accessory adrenal cortical tissue
acute gonorrhea
algy
antiscience
Antully
arenol
ataxin
betsie
binary-coded digit
biological assary ways
bismuth sodium thiosulfate
bow light
carnatio
catalogue of stock
cephalic phase of gastric secretion
ceramsite concrete wall panel
cfr.
commercial criterion
country doctor
criminal case
culture town
cunji
Dabravolya
deep water trawl
dibenzyl maleate
direct astigmatism
doctus
ducteole
eddos
Elatostema hirtellipedunculatum
electronic speckle pattern interferometry (espi)
Festus
first rank
fluviatile facies
forward recovery mission profile
general effect
general rate of interest
global revession
grandmotherfucker
HDTV - High-Definition Television
HIPS
how are you today
hydro-clipper mower
hydrotherapists
inertia-reel belt
integrate theory
intrinsic safety barrier
isua
jembrana arisanensis
Kabaru
kerria lacca kerr
kinescope grid
kyra
leukoderma of vul
library science literature
light-cureds
lights on land
machito
magnesia product
mamading
mat glass
metallic fiber material
microwave aerial
Mohr-Coulomb law
mycoplasmologists
neoprol
nonadjacent node
Pankakoski
permillages
personal hygienes
phillipsons
plastic-laminated
plever
port duty generator
PPSR
primary side
protractor scale
quietus est
quit shilling
Rachmaninoffian
radiofrequency thermocoagulation of trigeminal nerve
redeemable
referential transparent
saie
sampling system of motor vehicle emissions
science in agriculture
scrapped part
shikaree
single limitation of liability
snaplocks
snub braking
splitting-out
statical graph chart
statutory employee
superledge
tetracene
TJI
triols
two-cocoon feeding
ves
vincits