搜索结果: 1-15 共查到“理学 dust”相关记录305条 . 查询时间(0.125 秒)
The eerie sound of an extraterrestrial whirlwind has reached the Earth from more than 50 million miles away, thanks to the first working microphone to traverse the surface of Mars. The audio records t...
Will warming bring a change in the winds? Dust from the deep sea provides a clue（图）
Will warming winds deep sea provides a clue
2021/1/18
The westerlies -- or westerly winds -- play an important role in weather and climate locally and on a global scale by influencing precipitation patterns, impacting ocean circulation and steering tropi...
Almost 100 years ago, there was a strange, slow-motion takeover of the Great Plains.During the Dust Bowl of the 1930s, as a heatwave and drought swept the middle of the United States, there was a dram...
Astronomers find elusive target hiding behind dust（图）
Astronomers elusive target hiding behind dust
2020/6/19
Astronomers acting on a hunch have likely resolved a mystery about young, still-forming stars and the regions rich in organic molecules closely surrounding some of them. The scientists used the N...
Dust in the wind:North Pacific Ocean fertilized by iron in Asian dust（图）
Dust wind North Pacific Ocean fertilized iron Asian dust
2019/10/28
Vast subtropical gyres -- large systems of rotating currents in the middle of the oceans -- cover 40% of the Earth. The gyres have long been considered biological deserts, with waters that contain ver...
OBSERVATION OF DUST LOADINGS FROM SPACE-BORNE MEASUREMENTS (2005–2016)
AOD AAOD North Africa Middle-East
2019/2/28
Dust particles of different size and origins, form major part of air pollution in the atmosphere. The qualitative and quantitative estimates of dust from ground-based measurements provide accurate inf...
THE DETERMINATION METHOD OF EXTREME EARTHQUAKE DISASTER AREA BASED ON THE DUST DETECTION RESULT FROM GF-4 DATA
Earthquake Extreme Disaster Area Dust GF-4 Remote Sensing
2018/5/11
The remote sensing has played an important role in many earthquake emergencies by rapidly providing the building damage, road damage, landslide and other disaster information. The earthquake in the mo...
Dust On The Wind:Study Reveals Surprising Role Of Dust In Mountain Ecosystems（图）
Dust On The Wind Role Of Dust Mountain Ecosystems
2017/12/19
Find related stories on NSF's Critical Zone Observatories at this link.Trees growing atop granite in the southern Sierra Nevada Mountains rely on nutrients from windborne dust more than on nutrients f...
UW Study of Global Datasets Reveals Significant Role of Dust in Mountain Ecosystems（图）
UW Study Global Datasets Dust Mountain Ecosystems
2017/12/19
Trees growing atop the Bald Mountain Granite in the southern Sierra Nevada rely on nutrients from windblown atmospheric dust -- more than 50 percent -- compared to nutrients provided from underlying b...
More natural dust in the air improves air quality in eastern China
More natural dust air quality eastern China
2017/7/20
Man-made pollution in eastern China's cities worsens when less dust blows in from the Gobi Desert, according to a new study published May 11 in Nature Communications.Yes, you read that correctly: When...
UMass Amherst Astronomers Find Unexpected,Dust-obscured Star Formation in Normal Distant Galaxy
UMass Amherst Astronomers Dust-obscured Star Formation Normal Distant Galaxy
2017/3/30
Pushing the limits of the largest single-aperture millimeter telescope in the world, and coupling it with gravitational lensing, University of Massachusetts Amherst astronomer Alexandra Pope and colle...
Coal mine dust lowers spectral reflectance of Arctic snow by up to 84 percent
Coal mine dust lowers spectral reflectance Arctic snow up to 84 percent
2017/2/16
Dust released by an active coal mine in Svalbard, Norway, reduced the spectral reflectance of nearby snow and ice by up to 84 percent, according to new University of Colorado Boulder-led research.The ...
Giant Middle East dust storm caused by a changing climate,not human conflict
Giant Middle East dust storm changing climate not human conflict
2017/2/16
In August 2015, a dust storm blanketed large areas of seven Middle East nations in a haze of dust and sand thick enough to obscure them from satellite view. The storm led to several deaths, thousands ...
Polluted Dust Can Impact Ocean Life Thousands of Miles Away,study says
Polluted Dust Ocean Life Thousands Miles Away
2016/5/19
As climatologists closely monitor the impact of human activity on the world’s oceans, researchers at the Georgia Institute of Technology have found yet another worrying trend impacting the health of t...
UGA study finds Saharan dust affects marine bacteria,potential pathogen Vibrio
UGA study Saharan dust marine bacteria pathogen Vibrio
2016/5/19
Iron, a critical element for living organisms, can be hard to hard to come by in open marine waters-except each summer, when atmospherically transported dust from north Africa's Sahara Desert provides...