| 【聽數字說話】正在消失的一幕劇
作者 Josh Sevin

圖片版權 Art Colfe,Inc
- 據估計每天有137種生物物種面臨絕種。
- 據估計每年絕種的生物物種達五萬種。
- 原來在美國瀕臨絕種生物名單上的生物僅有78種。
- 在1999年10月時,在美國瀕臨絕種生物名單上已達1,201種。
- 在美國,有43%的瀕臨絕種和受威脅生物是依靠溼地生存的。
- 有40%的現代醫藥是以許多生物物種中的天然化合物為模式或合成的。
- 95%已知的植物種類尚需進一步篩檢其醫學價值。
- 有三千萬種動物和植物─這已超過地球上生物種類全數的一半─是生存在雨林中。
Josh Sevin撰寫
來源:1,2─自然資源保護協會3─環境保護基金會4─美國漁業與野生生物署5-7─國家野生生物聯盟8─瀕臨絕種生物
Josh Sevin住在美國麻州劍橋,他是麻省理工學院規劃學的研究生。之前,他是Greenwire環境新聞的主編和U.S. News的研究員。
原文詳見http://www.gristmagazine.com/grist/counter/counter110399.stm
版權歸屬 Earth Day Network,環境信託協會 (黃子晏 譯,朱敬平審校)
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A Disappearing Act
c Art Wolfe, Inc.
- 137 species are estimated to go extinct each day
- 50,000 species are estimated to go extinct each year
- 78 species were on the original U.S. endangered species list
- 1,201 species were on the U.S. endangered species list as of October 1999
- 43 percent of endangered and threatened animals in the U.S. depend on wetlands
- 40 percent of all modern medicines are either modeled on or synthesized from natural compounds derived from various species
- 95 percent of known plant species have yet to be screened for their medicinal values
- 30 million species of plants and animals -- more than half of all life forms on our planet -- live in rainforests
-- by Josh Sevin
Sources: 1,2 -- Natural Resources Defense Council; 3 -- Environmental Defense Fund; 4 -- U.S. Fish and Wildlife Service; 5-7 -- National Wildlife Federation; 8 -- Natural Resources Defense Council.
Josh Sevin lives in Cambridge, Mass., where he is a graduate student in MIT's planning program. Previously, he was an editor at Greenwire environmental news service and a researcher for U.S. News.
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