搜索结果: 1-15 共查到“理学 Wind”相关记录613条 . 查询时间(0.126 秒)
'By-the-wind sailor' jellies wash ashore in massive numbers after warmer winters（图）
By-the-wind sailor jellies wash ashore massive numbers warmer winters
2021/4/9
As their name suggests, by-the-wind sailor jellyfish know how to catch a breeze. Using a stiff, translucent sail propped an inch above the surface of the ocean, these teacup-sized organisms skim along...
A long-distance connection:Polar climate affects trade wind strength in tropics（图）
long-distance connection Polar climate trade wind strength tropics
2020/12/11
It has long been recognized that variations in sea surface temperature in the tropical Pacific affect global climate. The episodic warming of the tropical Pacific during El Niño events causes the...
Wind power surged worldwide in 2019, but will that trend continue? More than 340,000 wind turbines generated more than 591 gigawatts globally. In the U.S., wind powered the equivalent of 32 million ho...
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...
WIND SHEAR IDENTIFICATION WITH THE RETRIEVAL WIND OF DOPPLER WEARTH RADAR
Wind shear Doppler weather radar Conventions Wind field retrieval Guangzhou
2018/5/17
A new method, which based on the wind field retrieval algorithm of Volume Velocity Process (VVP), has been used to identified the intensity of wind shear occurred in a severe convection process in Gua...
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...
Offshore wind turbines vulnerable to Category 5 hurricane gusts
Offshore wind turbines vulnerable Category 5 hurricane gusts
2017/7/21
Offshore wind turbines built according to current standards may not be able to withstand the powerful gusts of a Category 5 hurricane, creating potential risk for any such turbines built in hurricane-...
Atmospheric scientists conduct field experiment to study wind flow over complex mountain terrain
Atmospheric scientists conduct field experiment wind flow over complex mountain terrain
2017/7/21
Over the past month, researchers have descended on Portugal's Vale Do Cobrão near the Spanish border to study the valley's wind flow patterns.The international project, known as Perdigão aft...
Evidence for the solar wind in lunar magmas: A study of slowly cooled samples of the Apollo 12 olivine basalt suite
hydrogen isotopes melt inclusions mare basalts SIMS lunar olivine
2017/4/10
While it is now recognized that the Moon has indigenous water and volatiles, their total abundances are unclear, with
current literature estimates ranging from nearly absent to Earth-like levels. Sim...
Wind Patterns in Lowest Layers of Supercell Storms Key to Predicting Tornadoes
Wind Patterns Lowest Layers Supercell Storms Key Predicting Tornadoes
2016/11/4
The composite near-storm environments of nontornadic and tornadic supercells sampled during the second Verification of the Origins of Rotation in Tornadoes Experiment (VORTEX2) both appear to be gener...
Cosmic dust is not simply something to sweep under the rug and forget about.Instead, National Science Foundation (NSF)-funded astronomers are studying and even mapping it to learn more about what it m...
Cosmic dust is not simply something to sweep under the rug and forget about.Instead, National Science Foundation (NSF)-funded astronomers are studying and even mapping it to learn more about what it m...
On the relation between ionospheric winter anomalies and solar wind
Ionospheric winter anomalies solar wind
2015/9/28
There are two different winter anomalies. A small one that appears in connection with ionization at relatively low latitudes in the bottom of the D-region of the ionosphere. There, the electron densit...
A dynamic system to forecast ionospheric storm disturbances based on solar wind conditions
inospheric forecasting ionospheric modelling ionospheric storms
2015/9/10
For the reliable performance of technologically advanced radio communications systems under geomagnetically
disturbed conditions, the forecast and modelling of the ionospheric response during storms ...
Two important aspects of tidal currents are (1) their temporal coherence and (2) their constancy (over centuries). The first rigorous evaluation of an Ocean Surface Current Radar (OSCR) system exploit...