搜索结果: 1-15 共查到“理学 freshwater”相关记录130条 . 查询时间(0.077 秒)
Road salts are threatening world's freshwater supplies（图）
Road salts threatening world freshwater supplies
2021/4/23
When winter storms threaten to make travel dangerous, people often turn to salt, spreading it liberally over highways, streets and sidewalks to melt snow and ice.However, a new study led by Sujay Kaus...
Record-high Arctic freshwater affecting marine environment and Atlantic Ocean currents（图）
Record-high Arctic freshwater marine environment Atlantic Ocean currents
2021/3/19
Freshwater is accumulating in the Arctic Ocean. The Beaufort Sea, which is the largest Arctic Ocean freshwater reservoir, has increased its freshwater content by 40% over the past two decades. How and...
Freshwater runoff from rivers brings more carbon, nutrients to Arctic Ocean（图）
Freshwater runoff rivers carbon nutrients Arctic Ocean
2020/4/17
A new study by National Science Foundation-funded researchers at the Woods Hole Oceanographic Institution and their colleagues found that freshwater runoff from rivers and continental s...
Researchers develop technology to harness energy from mixing of freshwater and seawater（图）
technology harness energy mixing freshwater seawater
2019/10/22
Salt is power. The energy in places where salty ocean water and freshwater mingle could provide a massive source of renewable power. Stanford University researchers have developed an affordable, durab...
Alligators,Rulers Of The Swamps,Link Marine And Freshwater Ecosystems（图）
Alligators Rulers Of The Swamps Link Marine Freshwater Ecosystems
2017/11/23
The sophistication of radio transmitters has moved well beyond the days of walkie-talkies. Now transmitters similar to those that track space mission orbiters are being used here on Earth to follow al...
North America's freshwater lakes are getting saltier
North America freshwater lakes getting saltier
2017/4/27
North America's freshwater lakes are getting saltier due to development and exposure to road salt. A study of 371 lakes published today in the Proceedings of the National Academy of Sciences reports t...
中国科学院南京地理与湖泊研究所刘正文研究员担任国际学术期刊《Freshwater Biology》编委
中国科学院南京地理与湖泊研究所 刘正文 Freshwater Biology
2015/10/8
南京地理与湖泊研究所刘正文研究员近日收到国际学术期刊《Freshwater Biology》主编David Dudgeon教授和John Wiley & Sons公司的邀请，担任该期刊编委，任期3年。《Freshwater Biology》是国际水域科学的主流学术期刊，2014年影响因子2.738，5年影响因子3.809。该期刊发表内陆水域生态学基础理论与应用方面的研究论文和综述，包括微生物、藻类...
中国科学院南京地理与湖泊研究所研究员刘正文近日收到国际学术期刊Freshwater Biology主编David Dudgeon的邀请，担任该期刊编委，任期3年。Freshwater Biology是国际水域科学的主流学术期刊，2014年影响因子2.738，5年影响因子3.809。该期刊发表内陆水域生态学基础理论与应用方面的研究论文和综述，包括微生物、藻类、大型植物、无脊椎动物、鱼类和其他脊椎动物...
Using multivariate adaptive regression splines to predict the distributions of New Zealand’s freshwater diadromous fish
distribution environment fish fresh-water MARS
2015/8/21
Relationships between probabilities of occurrence for fifteen diadromous fish species and environmental variables characterising their habitat in fluvial waters were explored using an extensive collec...
Interannual to Interdecadal Salinity Variations Observed Near Hawaii:Local and Remote Forcing by Surface Freshwater Fluxes
Interdecadal Salinity Variations Observed Near Hawaii Local and Remote Forcing Surface Freshwater Fluxes
2015/7/20
Ray Schmitt's introduction to this issue underlines the importance of including the oceanic component of the hydrological cycle in considerations of Earth's climate. Spatial and temporal salinity vari...
Lake in a Bottle:A Laboratory Demonstration of the Unusual Stability Properties of Freshwater
Lake in a Bottle Unusual Stability Properties Freshwater
2015/7/13
Using simple laboratory gear, students can simulate the stratification properties of a freshwater lake and the impact of salt on the relationship between temperature and density. Because some students...
Sierra Nevada freshwater runoff could drop 26 percent by 2100, UC study finds（图）
UC Sierra Nevada freshwater runoff
2014/9/12
Irvine, Calif., Sept. 2, 2014 — Freshwater runoff from the Sierra Nevada may decrease by as much as one-quarter by 2100 due to climate warming on the high slopes, according to scientists at UC Irvine ...
The Temporal Variability of the Freshwater Discharge and Water Levels at the Patos Lagoon, Brazil
Freshwater Discharge El Niñ o La Niñ a Wavelet Analyzes
2013/3/11
The direct influence of freshwater discharge along the coastal regions is observed in several processes following a wide spectrum on spatial and temporal variability. The knowledge of relative importa...
Uncoupling of chitinase activity and uptake of hydrolysis products in freshwater bacterioplankton
chitinase activity uptake of hydrolysis products freshwater bacterioplankton
2014/4/8
We investigated to what extent chitinolytic bacteria subsidize bacterial populations that do not produce chitinolytic enzymes but still use the products of chitin hydrolysis. Applying single-cell tech...
Reconstructing the various facets of dissolved organic carbon bioavailability in freshwater ecosystems
Reconstructing freshwater ecosystems
2014/4/4
We explored various aspects of freshwater dissolved organic carbon (DOC) lability by comparing short-term
(, 2 d) bacterial C consumption (STCC; derived from bacterial respiration measurements) with ...