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A voracious crab species is dramatically altering salt marsh ecosystems across the southeastern U.S., a new study reveals.Researchers at Brown University and other institutions found that so...
Ecohydrologists show environmental damage from loss of fog is observable from outer space（图）
Ecohydrologists environmental damage from los fog observable outer space
2020/6/12
A new National Science Foundation-funded study led by ecohydrologists at Indiana University has shown for the first time that it's possible to use satellite data to measure the threat o...
Mississippi Delta marshes in a state of irreversible collapse, study shows（图）
Mississippi Delta marshes state irreversible collapse
2020/6/5
Given the present-day rate of global sea level rise, remaining marshes in the Mississippi Delta are likely to drown, according to a new Tulane University study.
A key finding of the Na...
The Cuatro Ciénegas Basin in the Chihuahuan Desert of Mexico was once a shallow sea. Some 43 million years ago, it became separated from the Gulf of Mexico. The basin is nutrient-poor and harbors a "l...
When a chemical spills, it's important to know how quickly the spill will spread. When irrigating a crop, a farmer needs to know how fast water moves through soil for absorption by roots. In both case...
Researchers have developed a new computer model for calculating the water content of snowpacks, providing an important tool for water resource managers and avalanche forecasters as well as scientists....
科学家首次研究西伯利亚北极地区湖泊对全球变暖的影响
科学家 西伯利亚北极地区 湖泊 全球变暖
2019/6/6
塔斯社2019年4月23日消息，俄罗斯托木斯克国立大学、瑞典于默奥大学和法国南比利牛斯天文台的科学家首次对西伯利亚北极地区的湖泊进行全面研究，以确定它们对北极气候的影响。在西伯利亚北极地区存在大量热熔湖，其向大气中排放大量温室气体。世界各国科学家，特别是预测全球气候变化的学者对这些湖泊非常感兴趣。当前气候预测数据仅来自5-10个湖泊的信息，没有充分考虑到西伯利亚北极地区水体的复杂性，并没有全面反映...
Lake Erie's toxic algae blooms:Why is the water turning green?（图）
Lake Erie toxic algae water turning green
2019/11/22
Since the late 1990s, Lake Erie has been plagued with blooms of toxic algae that turn its waters a bright blue-green. These harmful algae blooms are made up of cyanobacteria that produce the liver tox...
World Water Day: Citizen scientists provide valuable information on intermittent rivers（图）
World Water Day Citizen scientists valuable information intermittent rivers
2019/11/22
On World Water Day and throughout the year, citizen scientists are providing valuable data on intermittently dry rivers in the Southwest United States.Trained citizen scientists are mapping three such...
在英国《自然》杂志近日发表的一项研究中，法国科学家详细介绍了对过去214万年的非洲东南部水文气候（指水和气候之间的相互作用）的重建工作。研究人员指出，重建过程中发现的气候变化，很有可能对早期古人类的演化产生过影响，并间接导致了粗壮傍人（Paranthropus robustus）的灭绝。
Inland flood threat increasing in South Florida（图）
Inland flood threat increasing South Florida
2017/12/19
As South Florida raises groundwater levels to fight saltwater intrusion, the threat of inland flooding will only increase, according to newly published research results.Although high groundwater level...
A Fresh Look At Fresh Water:Researchers Create A 50,000-Lake Database（图）
Fresh Look At Fresh Water Researchers 50,000-Lake Database
2017/10/26
Countless numbers of vacationers spent this summer enjoying lakes for swimming, fishing and boating. But are they loving these lakes to death?The water quality of the nation's lakes is threatened not ...
Clear Lakes Disguise Impaired Water Quality（图）
Clear Lakes Disguise Impaired Water Quality
2017/10/25
Look at a hundred lakes in the agricultural heartland of the United States and you will likely see green lakes surrounded by green fields. The nitrogen and phosphorus in agricultural fertilizers that ...
Decade of data shows FEMA flood maps missed 3-in-4 claims（图）
Decade data FEMA flood maps missed 3-in-4 claims
2017/9/20
An analysis of flood claims in several southeast Houston suburbs from 1999 to 2009 found that the Federal Emergency Management Agency’s 100-year flood plain maps — the tool that U.S. officials use to ...
X射线发现水存在两种不同液态形式
X射线 水 液态
2017/6/28
瑞典科学家利用X射线进行研究后发现，水在开始结冰的低温条件下，其内同时存在两种不同结构和黏稠度的液相。发表在最新一期《美国国家科学院院报》上的这一重要发现，对全面认识水及与其息息相关的生命基本物质的特性具有重要意义。