News tagged with carbonate levels
Australian scientists call for urgent 'global cooling' to save coral reefs
(PhysOrg.com) -- Australian marine scientists have issued an urgent call for massive and rapid worldwide cuts in carbon emissions, deep enough to prevent atmospheric CO2 levels rising to 450 parts per million (ppm).
Nov 09, 2009 |
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Seafloor Fossils Provide Clues on Climate Change
Deep under the sea, a fossil the size of a sand grain is nestled among a billion of its closest dead relatives. Known as foraminifera, these complex little shells of calcium carbonate can tell you the sea ...
Space & Earth / Earth Sciences
Oct 22, 2009 |
4 / 5 (6) |
1
Climate Change Triggered Dwarfism in Soil-Dwelling Creatures of the Past
(PhysOrg.com) -- Ancient soil-inhabiting creatures decreased in body size by nearly half in response to a period of boosted carbon dioxide levels and higher temperatures, scientists have discovered.
Other Sciences / Archaeology & Fossils
Oct 06, 2009 |
3.3 / 5 (9) |
3
Research gives new meaning to 'green' cross code
Pedestrians could reduce the amount of traffic pollution they breathe in simply by crossing the street, according to the latest research from the University of Leeds.
Oct 05, 2009 |
1 / 5 (2) |
0
Cockroaches Control Their Breathing to Save Water
(PhysOrg.com) -- Many insects have been known for decades to hold their breath when resting, but the reasons have not been well understood. A new study on cockroaches suggests the insects reduce their breathing ...
Sep 24, 2009 |
3.4 / 5 (5) |
0
Astronauts cut spacewalk short due to suit trouble (Update)
(AP) -- Two astronauts cut short their spacewalk and hurried back to the safety of the international space station on Wednesday after a suit problem resulted in rising carbon dioxide levels for one of the ...
Space & Earth / Space Exploration
Jul 22, 2009 |
3 / 5 (1) |
2
Plants Save the Earth from an Icy Doom (w/ Podcast)
(PhysOrg.com) -- Fifty million years ago, the North and South Poles were ice-free and crocodiles roamed the Arctic. Since then, a long-term decrease in the amount of CO2 in the atmosphere has cooled the Earth. ...
Space & Earth / Earth Sciences
Jul 01, 2009 |
3.8 / 5 (9) |
5
High carbon dioxide levels cause abnormally large fish ear bones
Rising carbon dioxide levels in the ocean have been shown to adversely affect shell-forming creatures and corals, and now a new study by researchers at Scripps Institution of Oceanography at UC San Diego has ...
Jun 25, 2009 |
3 / 5 (2) |
1
Scientists: Global warming has already changed oceans
In Washington state, oysters in some areas haven't reproduced for four years, and preliminary evidence suggests that the increasing acidity of the ocean could be the cause. In the Gulf of Mexico, falling oxygen levels in ...
Space & Earth / Earth Sciences
Jun 10, 2009 |
4.2 / 5 (63) |
4
Carbon monoxide reverses diabetic gastric problem in mice
Mayo Clinic researchers have shown that very low doses of inhaled carbon monoxide in diabetic mice reverses the condition known as gastroparesis or delayed stomach emptying, a common and painful complication for many diabetic ...
Medicine & Health / Medical research
Jun 01, 2009 |
5 / 5 (2) |
1
Who will pick up the bill? Possible job cuts and revenue loss as a result of ocean acidification
Ocean acidification, a direct result of increased CO2 emission, is set to change the Earth's marine ecosystems forever and may have a direct impact on our economy, resulting in substantial revenue declines and job losses.
Jun 01, 2009 |
4.1 / 5 (39) |
4
Graphene Yields Secrets to Its Extraordinary Properties
(PhysOrg.com) -- Applying innovative measurement techniques, researchers from the Georgia Institute of Technology and the National Institute of Standards and Technology have directly measured the unusual energy ...
May 14, 2009 |
4.8 / 5 (26) |
0
Plants absorb more carbon under hazy skies
Plants absorbed carbon dioxide more efficiently under the polluted skies of recent decades than they would have done in a cleaner atmosphere, according to new findings published this week in Nature.
Space & Earth / Earth Sciences
Apr 22, 2009 |
3.3 / 5 (4) |
1
Cuts in greenhouse gas emissions would save Arctic ice, reduce sea level rise
The threat of global warming can still be greatly diminished if nations cut emissions of heat-trapping greenhouse gases by 70 percent this century, according to a new analysis. While global temperatures would ...
Space & Earth / Earth Sciences
Apr 14, 2009 |
4.5 / 5 (90) |
15
Scientists find climate change to have paradoxical effects in coastal wetlands
Rising atmospheric carbon dioxide is largely responsible for recent global warming and the rise in sea levels. However, a team of scientists, including two Smithsonian ecologists, have found that this same increase in CO2 may ironic ...
Space & Earth / Earth Sciences
Mar 23, 2009 |
3.3 / 5 (7) |
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