News tagged with oxygen levels
Scientists: Global warming has already changed oceans
Space & Earth / Earth Sciences
Jun 10, 2009 |
4.2 / 5 (63) |
4
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 ...
Explosive growth of life on Earth fueled by early greening of planet
Space & Earth / Earth Sciences
Jul 08, 2009 |
4.7 / 5 (10) |
1
Earth's 4.5-billion-year history is filled with several turning points when temperatures changed dramatically, asteroids bombarded the planet and life forms came and disappeared. But one of the biggest moments ...
Ancient oceans offer new insight into the origins of animal life
Space & Earth / Earth Sciences
Sep 09, 2009 |
4.4 / 5 (10) |
1
(PhysOrg.com) -- Analysis of a rock type found only in the world's oldest oceans has shed new light on how large animals first got a foothold on the Earth.
Light-activated treatments could solve MRSA problems after surgery
Sep 10, 2008 |
4.6 / 5 (5) |
0
Killer dyes that can wipe out bacteria could help solve the superbug problems faced by surgical patients, scientists heard today at the Society for General Microbiology's Autumn meeting being held this week at Trinity College, ...
Mountaineers measure lowest human blood oxygen levels on record
Jan 07, 2009 |
4.8 / 5 (4) |
0
The lowest ever levels of oxygen in humans have been reported in climbers on an expedition led by UCL (University College London) doctors. The world-first measurements of blood oxygen levels in climbers near the top of Mount ...
Nutrient Pollution Chokes Marine and Freshwater Ecosystems
Biology /
Feb 19, 2009 |
5 / 5 (2) |
0
Protecting drinking water and preventing harmful coastal "dead zones", as well as eutrophication in many lakes, will require reducing both nitrogen and phosphorus pollution. Because streams and rivers are ...
Harmful 'red tide' hits Dubai beaches
Apr 07, 2009 |
3.3 / 5 (3) |
0
Beaches in the Gulf tourism hub of Dubai have been plagued by a bloom of algae known as the "red tide" that has killed fish and is potentially harmful to humans, a municipality official said on Tuesday.
Researchers identify novel regulatory mechanism in inflammatory signaling of immune cells
Jan 08, 2009 |
5 / 5 (1) |
1
(PhysOrg.com) -- Using cancer cells that were originally isolated from an anaplastic large cell lymphoma patient, two researchers, including a faculty member of The University of Texas at Austin's College of Pharmacy, have ...
Wireless drug control
Biology /
Feb 06, 2009 |
5 / 5 (1) |
0
Electronic implants that dispense medicines automatically or via a wireless medical network are on the horizon. Australian and US researchers warn of the security risks in a forthcoming issue of the International Journal of ...
