The ozone layer is a deep layer in the earths stratosphere that has an altitude of about 6. There are natural processes that create and destroy ozone in the stratosphere. Ozone in the ozone layer is formed by the action of solar ultraviolet light on oxygen. Use features like bookmarks, note taking and highlighting while reading the ozone layer. Jan 17, 1997 the ozone layer is an accessible history of stratospheric ozone, from its discovery in the nineteenth century to current investigations of the antarctic ozone hole. The earths ozone layer ozone layerthe region of the stratosphere containing the bulk of atmospheric ozone. The antarctic ozone hole and the isoline tradition in the. Ozone depletion consists of two related events observed since the late 1970s. Sherwood rowland successfully challenged the belief that. This revised version was published online in july 2006 with corrections to the cover date.
The ozone layer a philosophy of science perspective author. Basic ozone layer science ozone layer protection us epa. Drawing directly on the extensive scientific literature, christie uses the story of ozone as a case study for examining fundamental issues relating to the. The ozone layer prevents most ultraviolet uv and other highenergy radiation from penetrating to the earths surface but does.
A philosophy of science perspective without abstract find, read and cite all the research you need on. Is there evidence now that the ozone layer is actually healing itself. Metaphor, ozone hole, global environmental change, scientific images. At the time of its discovery, the springtime antarctic ozone depletion was an unexpected phenomenon that had no obvious explanation. A new problem had been set for theoretical science. Monthly provisional mean total ozone in dobson units at halley bay approximately corrected to basspaur. From a certain perspective, daily weather could be considered a type of climate change. Atmospheric science tells us that ozone depletion and global warming are. When highenergy ultraviolet rays uvc strike an oxygen. The ozone layer and climate change 2217 words 123 help me. Drawing directly on the scientific literature, christie uses the story of ozone as. The ozone layer by maureen christie cambridge core. It is also important to study the possible impacts of ozone layer destruction on human health and ecosystems. While i remain skeptical of the global threat that many see, pollution continues to be a local and regional concern prompting ever more stringent emission controls for our automobiles.
Causes of ozone layer depletion and its effects on human. An excellent development of pros and cons on ozone depletion theory, tied in with the philosophy of science and the ozone hole controversy. Approximately 90 percent of the atmospheres ozone occurs from 1018 km 611 miles to about 50 km about 30 miles above earths surface. There are also springtime polar tropospheric ozone depletion. Depletion of this layer by ozone depleting substances ods will lead to higher uvb levels, which in turn will cause increased skin cancers and cataracts and potential damage. The latter phenomenon is referred to as the ozone hole. May 27, 2005 is the ozone layer shrinking due to the use of chemicals contained in refrigerators, air conditioners, spray cans, and fire extinguishers. List of books and articles about ozone layer online. Drawing directly on the scientific literature, christie uses the story of ozone as a case study for examining fundamental issues relating to the practice of modern science and the.
The ozone layer lies approximately 1540 kilometers 1025 miles above the earths surface, in the stratosphere. A philosophy of science perspective article in foundations of chemistry 53. Download it once and read it on your kindle device, pc, phones or tablets. From the theoretical perspective, the study contributes two. Access information on research and technical resources related to ozone layer science. Measurements of atmospheric ozone at the argentine islands and halley bay, 1957.
The ozone layer is an accessible history of stratospheric ozone, from its discovery in the nineteenth century to current investigations of the antarctic ozone hole. Data collection and the ozone hole international commission. A philosophy of science perspective on free shipping on qualified orders the ozone layer. August mean total ozone sep september mean total ozone oct october mean total ozone nov november mean total ozone dec december mean total ozone jan january mean total ozone feb february mean total ozone mar march mean total ozone apr april mean total ozone annual yearly mean total ozone source. This text provides a thorough and accessible history of stratospheric ozone, from discovery of ozone in the 19th century to current investigations of the antarctic ozone hole. The lowest layer, the troposphere tropospherethe region of the atmosphere closest to the earth. The subject concerns the polar ozone hole in antarctica and a possible role for cosmic rays in its variability on solar cycle. Childrens models of the ozone layer and ozone depletion. The author buys the ozone hole crisis as being real and important. From a policy perspective, the fact that this document represented an international. This page provides links to research efforts led by organizations such as the national oceanic and atmospheric administration, the united nations environment program, an. Education, training and professionalism of our members. Antarctic ozone hole theories and investigations chapter 7.
Approximately 90 percent of the atmospheres ozone occurs from 1018 km 611 miles to. A philosophy of science perspective cambridge, england. Nasagoddard space flight centerscientific visualization studio. The earths atmosphere is composed of several layers. Ozone layer, region of the upper atmosphere, between roughly 15 and 35 km 9 and 22 miles above earths surface, containing relatively high concentrations of ozone molecules. The troposphere extends from the surface up to about 10 km in altitude, although this height varies with latitude. Christian environmentalism a biblical worldview perspective. A philosophy of science perspective cambridge univ. The ozone layer shields the entire earth from some of the harmful ultraviolet rays that come from the sun. Ozone layer research and technical resources ozone layer. Drawing directly on the extensive scientific literature, christie uses the story of ozone as a case study for.
Depletion of ozone layer is also causing the problem of food shortage to humans. The christian science monitor is an international news organization that delivers thoughtful, global coverage via its website, weekly magazine, online daily edition, and email newsletters. A philosophy of science perspective kindle edition by christie, maureen. It is like an irony of the history of science that philosophy of chemistry emerged at a time when disciplinary research became increasingly replaced with transdisciplinary problemorientated research. Get the ozone layer a philosophy of science perspective pdf file for free from our online library created. Read online and download pdf ebook the ozone layer a philosophy of science perspective. A philosophy of science perspective provides the first thorough and accessible history of stratospheric ozone, from the discovery of ozone in the nineteenth century to current investigations of the antarctic ozone hole. Scientists had been strenuously searching for ozone depletion.