Variations of the amount of carbon dioxide in different air currents
โ Scribed by G. S. Callendar
- Publisher
- John Wiley and Sons
- Year
- 2007
- Tongue
- English
- Weight
- 359 KB
- Volume
- 66
- Category
- Article
- ISSN
- 0035-9009
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โฆ Synopsis
Abstract
The first measurements to determine the composition of the atmosphere were made at least 180 years ago, but chemists worked more than a century before they obtained really accurate values for the amount of carbon dioxide in the air.
In the following: a brief review is given of the present state of knowledge concerning the variations of atmospheric carbon dioxide, together with some observations which appear to show that the amount of this gas in the air has increased of late years.
๐ SIMILAR VOLUMES
The mean and short-term fluctuations of carbon dioxide concentration, air temperature, and horizontal wind speed were measured simultaneously within and above a maize crop. Although fluctuations were large at each of the 10 measurement heights, the largest were at the 180-cm level, the densest part