40 - global climate change and biological effects

40 - global climate change and biological effects - Global...

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Unformatted text preview: Global Climate Change and Biological Consequences To a patient scientist, the unfolding greenhouse mystery is far more exciting than the plot of the best mystery novel. But it is slow reading, with new clues sometimes not appearing for several years. Impatience increases when one realizes that it is not the fate of some fictional character, but of our planet and species, which hangs in the balance as the great carbon mystery unfolds at a seemingly glacial pace. D. Schindler (Nature 398: 105-106) Climate vs. Weather Weather - the specific condition of the atmosphere at a particular place and time, measured in terms of phenomena like wind, temperature, humidity, atmospheric pressure, cloudiness, and precipitation Climate the average weather, usually taken over a 30 year time period, for a particular region and time period Climate is what you expect (e.g., cold winters) based on history and knowledge of the factors that produce average conditions, and weather is what you get at a particular time (e.g., a blizzard) Climate Change Any systematic change in the long-term statistics of climate elements (such as temperature, pressure, winds, precipitation) sustained over several decades or longer. sustained over several decades or longer....
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40 - global climate change and biological effects - Global...

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