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Latest Oxygen Stories

2013-11-18 20:41:52

Two billion years ago the Earth system was recovering from perhaps the single-most profound modification of its surface environments: the oxygenation of the atmosphere and oceans.

Amber Earth's Atmosphere
2013-11-18 12:37:00

If a new study based on fossil amber is correct, then the atmosphere of the Cretaceous had a relatively low oxygen content – making the high-oxygen theories severely flawed.

2013-11-07 23:04:42

Reportbuyer.com just published a new market research report:

2013-11-06 23:30:51

Spartan Environmental Technologies commissions its first oxygenation system for a bio filtration process to remove organic contaminants from groundwater.

2013-11-06 23:20:13

Reportbuyer.com just published a new market research report:

2013-11-05 23:27:03

An Arkansas InventHelp client has invented the OX-IV, which is being submitted to companies for review. Pittsburgh, PA (PRWEB) November 05, 2013 Hospital

Toxic Ocean Conditions During Ancient Extinction Event Analyzed
2013-10-30 04:24:55

Toxic oxygen-free and hydrogen sulfide-rich ocean conditions that existed during a major extinction event nearly 94 million years ago could repeat themselves in the future.

Antarctic Ozone Hole Smaller This Year
2013-10-26 05:52:20

The Antarctic ozone hole, a seasonal phenomenon that starts forming during the month of August was slightly smaller this year than it was on average over the past several decades, NASA satellite data has revealed.


Latest Oxygen Reference Libraries

Oxygen Therapy
2013-04-30 10:27:06

Oxygen therapy is known as the administration of oxygen as a medical intervention. It is indicated in patients whose oxygen supply is compromised due to both acute and chronic health conditions and can be administered in many different ways. Oxygen therapy can be administered virtually wherever the patient is. Most commonly, oxygen is delivered to patients in an ambulance, hospital, or doctor’s office. These medical facilities carry oxygen in the form of a compressed gas. It is stored...

Geologic Clock With Events And Periods
2012-11-18 19:08:04

The Paleoproterozoic is the first of three subdivisions of the Proterozoic Eon (occurring from 2.5 billion to 1.6 billion years ago (Ga). This period is marked by the first stabilization of the continents, and also when cyanobacteria--a type of bacteria that uses biochemical processes of photosynthesis to produce oxygen--evolved. Experts have found paleontological evidence that during at least part of the Paleoproterozoic era, about 1.8 Ga, the earth year was about 450 days long, with days...

Earth's Atmosphere
2004-10-19 04:45:44

Earth's Atmosphere -- Earth's atmosphere consists of nitrogen (78.1%) and oxygen (20.9%), with small amounts of argon (0.9%), carbon dioxide (variable, but around 0.035%), water vapor, and other gases. The atmosphere protects life on Earth by absorbing ultraviolet solar radiation and reducing temperature extremes between day and night. 75% of the atmosphere exists within 11km of the planetary surface. Temperature and the Atmospheric Layers The temperature of the Earth's atmosphere...

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Word of the Day
ethnarch
  • The governor of a province or people.
The word 'ethnarch' comes from a Greek word meaning 'ruler of a tribe or nation'.
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