搜索结果: 1-11 共查到“国际动态 freshwater”相关记录11条 . 查询时间(0.109 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...
Managing salt pollution to protect drinking water resources and freshwater ecosystems（图）
Managing salt pollution protect drinking water resources freshwater ecosystems
2021/1/8
Doctors often tell us, "cut back on your salt." And just as too much dietary salt is bad for blood pressure, too much salt in our nation's streams, lakes, and reservoirs threatens ecosystem health 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...
A federally funded research effort to revolutionize water treatment has yielded an off-grid technology that uses energy from sunlight alone to turn salt water into fresh drinking water. The desalinati...
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...
New study reveals mechanism regulating methane emissions in freshwater wetlands
mechanism regulating methane emissions freshwater wetlands
2015/7/13
Though they occupy a small fraction of the Earth's surface, freshwater wetlands are the largest natural source of methane going into the atmosphere. New research from the University of Georgia i...
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 ...
Seminar examines the role of snags in freshwater environments
Seminar freshwater environment
2006/11/24
20 Nov 2006，The role of snags in freshwater environments is the next topic for a highly successful series of public seminars being held by NSW Department of Primary Industries (DPI).The seminar will b...