搜索结果: 1-15 共查到“理学 the Amazon”相关记录49条 . 查询时间(0.078 秒)
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Unchecked climate change will cause severe drying of the Amazon forest
extreme drought Amazon rain forests Unchecked climate change
2021/8/4
Amazon rain forests could be at far higher risk of extreme drought than previously thought, according to new research.
![](http://www.firstlight.cn/upload/imgfile/20211/8/20211892926908.jpg)
Drones over the Amazon(图)
Drones over Amazon
2021/1/8
The Amazon basin, home to the largest rainforest in the world, plays a crucial role in maintaining the planet's carbon budget, absorbing and storing billions of tons of carbon dioxide annually. But a ...
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Climate patterns linked in Amazon, North and South America(图)
Climate patterns Amazon North South America
2020/10/16
Researchers at the University of Arkansas have established a link between climate patterns in the Amazon and large parts of North and South America using a newly developed tree-ring chronolo...
Smithsonian Scientists Find That the Earth Sank Twice,Flooding the Western Amazon
Smithsonian Scientists the Earth Sank Twice Flooding the Western Amazon
2017/7/19
A tiny shark tooth, part of a mantis shrimp and microscopic marine organisms reveal that as the Andes rose, the Western Amazon sank twice, each time for less than a million years. Water from the Carib...
Improving the ISBACC land surface model simulation of water and carbon fluxes and stocks over the Amazon forest
water and carbon fl uxes surface model simulation
2015/8/6
We evaluate the ISBACC (Interaction Soil Biosphere Atmosphere Carbon Cycle) land surface model
(LSM) over the Amazon forest, and propose a revised parameterization of photosynthesis, including new so...
DISCHARGE ESTIMATION FOR THE INVISIBLE AMAZON RIVER BRANCHES IN SAR IMAGES
Forestry Geomorphology Monitoring Visualization SAR
2015/7/30
Recently, desertification and degradation of water cycle by deforestation in the Amazon, South America, have become a serious
problem. In this study, it was attempted to estimate the discharge of th...
Genetic studies link indigenous peoples in the Amazon and Australasia
Genetic studies link indigenous peoples Amazon Australasia
2015/8/4
Native Americans living in the Amazon bear an unexpected genetic connection to indigenous people in Australasia, suggesting a previously unknown wave of migration to the Americas thousands of years ag...
CHANGES IN THE LAND COVER AND LAND USE OF THE ITACAIúNAS RIVER WATERSHED, ARC OF DEFORESTATION, CARAJáS, SOUTHEASTERN AMAZON
Landsat, change detection, object based image analysis
2015/5/7
Human actions are changing the Amazon’s landscape by clearing tropical forest and replacing it mainly by pasturelands. The focus of this work is to assess the changes in the Itacaiúnas River watersh...
A COMPLEMENTARY USE OF INFORMATION FROM SPACE-BASED DINSAR AND FIELD MEASURING SYSTEMS FOR OPERATIONAL MONITORING PURPOSES IN OPEN PIT IRON MINES OF CARAJáS MINING COMPLEX (BRAZILIAN AMAZON REGION)
rock slope monitoring open pit iron mine
2015/5/7
Now spanning five simultaneous open-pit operations with exploration carried out through open pit benching, Carajás complex encompasses the world′s largest iron reserves. Open pit mining operations i...
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Endangered monkeys in the Amazon are more diverse than previously thought, UCLA study finds(图)
Endangered monkeys the Amazon more diverse than previously thought UCLA study finds
2015/1/20
Research by UCLA life scientists and 50 colleagues sheds new light on the biological differences among more than 150 species of monkeys in South America, many of which are endangered. Their findings c...
Predicting the response of the Amazon rainforest to persistent drought conditions under current and future climates: a major challenge for global land surface models
major challenge global land surface models
2014/12/19
While a majority of global climate models project drier and longer dry seasons over the Amazon under higher CO2 levels, large uncertainties surround the response of vegetation to persistent droughts i...
Testing conceptual and physically based soil hydrology schemes against observations for the Amazon Basin
Testing conceptual physically based soil hydrology
2014/12/18
This study analyzes the performance of the two
soil hydrology schemes of the land surface model ORCHIDEE in estimating Amazonian hydrology and phenology for five major sub-basins (Xingu, Tapajó...
Disentangling the origins of branched tetraether lipids and crenarchaeol in the lower Amazon River: Implications for GDGT-based proxies
Disentangling the origins branched tetraether lipids crenarchaeol in the lower Amazon River Implications GDGT-based proxies
2014/4/2
To trace the origin of branched glycerol dialkyl glycerol tetraethers (brGDGTs), their distribution in soils and suspended particulate matter (SPM) of Amazonian rivers and floodplain lakes (va′ rzeas)...
Past terrestrial water storage (1980–2008) in the Amazon Basin reconstructed from GRACE and in situ river gauging data
water storage Amazon Basin GRACE
2011/3/14
Terrestrial water storage (TWS) composed of surface waters, soil moisture, groundwater and snow where appropriate, is a key element of global and continental water cycle. Since 2002, the Gravity Recov...