搜索结果: 1-15 共查到“理学 fire”相关记录77条 . 查询时间(0.078 秒)
A rare and persistent rapid-fire fast radio burst source – sending out an occasional and informative cosmic ping from more than 3.5 billion light years away – now helps to reveal the secrets of the br...
In fire-prone West, plants need their pollinators, and vice versa（图）
fire-prone West plants pollinators
2020/12/11
The year 2020 is the worst fire year on record in the United States, with nearly 13 million acres burned, 14,000 structures destroyed and an estimated $3 billion spent on fire suppression.Scientists a...
Earliest example of a rapid-fire tongue found in 'weird and wonderful' extinct amphibians（图）
Earliest example rapid-fire tongue extinct amphibians
2020/11/20
Fossils of bizarre, armored amphibians known as albanerpetontids provide the oldest evidence of a slingshot-style tongue, a U.S. National Science Foundation-funded study published in Sc...
Sinking of Zealandia, Earth's hidden continent, linked to forging of the Pacific 'Ring of Fire'（图）
Sinking of Zealandia Earth hidden continent linked Pacific
2020/2/20
New findings from the expedition, funded largely by the U.S. National Science Foundation with contributions from more than 20 partner nations, were recently published in the Geological Society of Amer...
UNDERSTANDING THE SPATIO-TEMPORAL PATTERN OF FIRE DISTURBANCE IN THE EASTERN MONGOLIA USING MODIS PRODUCT
Spatio-Temporal Pattern Fire Disturbance Eastern Mongolia MODIS Product Natural Level
2018/5/16
Fire disturbance plays an important role in maintaining ecological balance, biodiversity and self-renewal. In this paper, the spatio-temporal pattern of fire disturbances in eastern Mongolia are studi...
Researchers Successfully Predict Multi-Year U.S. Drought and Fire Conditions（图）
Researchers Multi-Year U.S. Drought Fire
2017/9/1
The next mega-droughts and subsequent active wildfire seasons for the western U.S. might be predictable a full year in advance, extending well beyond the current seasonal forecast and helping segments...
Lizards may be overwhelmed by fire ants and social stress combined
Lizards overwhelmed fire ants social stress
2017/7/20
Lizards living in fire-ant-invaded areas are stressed. However, a team of biologists found that the lizards did not exhibit this stress as expected after extended fire ant exposure in socially stressf...
Fire severity in southwestern Colorado unaffected by spruce beetle outbreak,CU-Boulder study finds
Fire severity southwestern Colorado unaffected by spruce beetle CU-Boulder
2015/11/12
Contrary to expectations that spruce beetle infestations increase the severity of wildfires in southwestern Colorado, a new study led by University of Colorado Boulder researchers has found that this ...
FASA Fire Airborne Spectral Analysis of natural disasters
remote sensing wild fires volcano emissions Fourier spectrometry data-fusion
2015/9/7
At present the authors are developing the system FASA, an airborne combination of a Fourier Transform Spectrometer and an imaging system. The aim is to provide a system that is usable to investigate a...
Exploring the Submarine Ring of Fire: Mariana Arc - Western Pacific
Western Pacific Exploring the Submarine Ring
2015/7/22
Sampling an erupting volcano at 550-m depth, discovering roiling pools of liquid sulfur at 400-m depth, watching tropical fish swimming amid fields of black smoker vents, and encountering a blizzard o...
Tree species influence boreal forest fire behavior and subsequent effects on climate
Tree species boreal forest fire on climate
2015/3/4
For a better understanding of how forest fires behave and interact with climate, scientists are turning to the trees. A new study out of UC Irvine shows that differences in individual tree species bet...
Polycyclic aromatic hydrocarbons in post-fire soils of drained peatlands in western Meshchera (Moscow region, Russia)
Polycyclic aromatic hydrocarbons contaminants wildfires levels of pollution polycyclic aromatic hydrocarbons in the soil
2015/1/6
Polycyclic aromatic hydrocarbons (PAHs) are priority pollutants that arrive in the environment from numerous anthropogenic and natural sources, but the data on their natural sources including wildfire...
Short-term changes in soil Munsell colour value, organic matter content and soil water repellency after a spring grassland fire in Lithuania
Short-term changes soil Munsell colour value organic matter content soil water repellency spring grassland fire Lithuania
2015/1/6
Fire is a natural phenomenon with important implications on soil properties. The degree of this impact depends upon fire severity, the ecosystem affected, topography of the burned area and post-fire m...
Spatial models for monitoring the spatio-temporal evolution of ashes after fire – a case study of a burnt grassland in Lithuania
The thickness of the ash soil erosion unscheduled fire ash thickness measurement
2015/1/5
Ash thickness is a key variable in the protection of soil against erosion agents after planned and unplanned fires. Ash thickness measurements were conducted along two transects (flat and sloping area...
Modelling the role of fires in the terrestrial carbon balance by incorporating SPITFIRE into the global vegetation model ORCHIDEE – Part 1: simulating historical global burned area and fire regimes
simulating historical global burned area fire regimes
2014/12/19
Fire is an important global ecological process that influences the distribution of biomes, with consequences for carbon, water, and energy budgets. Therefore it is impossible to appropriately model th...