Fifty Years SinceSilent Spring
نویسندگان
چکیده
منابع مشابه
Fifty years since Silent Spring.
Rachel Carson's 1962 Silent Spring exposed both observed and potential environmental and health externalities of the increasing organochlorine and organophosphate insecticide use in the United States post-World War II. Silent Spring was a critical component in a popular movement that resulted in increased regulation and the development of safer pesticides. Most changes in pesticide use in the g...
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(1) The authors would like to thank David Gee for helping to prepare the manuscript. 'There was a strange stillness. The birds for example — where had they gone? Many people spoke about them, puzzled and disturbed. The feeding stations in the backyards were deserted. The few birds seen anywhere were moribund: they trembled violently and could not fly. It was a spring without voices ... only sil...
متن کاملFifty years of tachycardia.
In 1943 an otherwise healthy girl aged 3 developed measles encephalitis with an accompanying mild left hemiparesis. At this time a persistent tachycardia of 140 beats per minute was noted, and she was referred to Sir John Parkinson at the National Heart Hospital. He made a diagnosis of atrial tachycardia. A trial of digoxin and quinidine proved ineffective, but she remained symptomatically well...
متن کاملFifty years with Aesculapius.
stuffy and irritating smell that greeted a small group of 56 students who met in the anatomy lab classroom to start their medical training — the future class of ’61. Some were nervous about this new venture, some guarded, and others were eager with anticipation. A couple of us who appeared with full beards from a summer’s work in the north of Canada were told to be clean shaven before returning...
متن کاملFifty Years of Synchrotrons
The idea of a pulsed magnet ring, fundamental to the synchrotron, appeared in a proposal by Oliphant [1] in 1943 and was followed by the independent discovery of phase stability by Veksler [2] in 1944 and McMillan [3] in 1945. This opened the door to a demonstration of synchrotron acceleration to 8 MeV by Goward and Barnes [4] in a converted betatron at Woolwich Arsenal, UK. The event, which to...
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ژورنال
عنوان ژورنال: Annual Review of Phytopathology
سال: 2014
ISSN: 0066-4286,1545-2107
DOI: 10.1146/annurev-phyto-102313-045900