Thursday, February 4, 2010

Abstract of Nijhuis's Article

CLAIM
- Although it is somewhat unconventional to conservationists, in order to protect endangerd plant species, such as the Torreya taxifolia, "assisted migration" to climates that better suite the needs of the species might be the only way to save it.

STATEMENT OF CLAIM
- (p. 185) "If rising temperatures and changing weather patterns make restoration difficult or impossible, new brands of meddling may sometimes be the only alternative to extinction."

SUBCLAIMS
- Due to changing climates and the introduction of many man-made things (highways, etc.), the only way to preserve a species of plant may be to physically pick it up and move it.
- Many debates are sparked over whether or not this migration is a good idea, and some fear that these plants might cause severe and unpredicted harm to their new surrounding areas.
- Conservation efforts need to change with the times in order for them to be even slightly effective
- Amateur attempts at reviving this plant species have been, for the most part, successful in climates reaching further to the north.

SUPPORT
- (p. 186) "Moving even federally endangered plants like the Florida torreya to more favorable climates, they wrote, was 'easy, legal, and cheap,' and Torreye taxifolia, prevented by highways, topography, and its own biology from moving on its own, needed immediate help."
- (p. 187) " The Florida torreya is unlikely to become the next kudzu, but the next species on the poleward wagon might very well prove a nasty invasive."
- (p. 187) "In transforming places once thought protected, in violating hard-fought boundaries, climate change is busting the limits of conservation itself."
- (p. 189) "Despite freezes and hurricanes, the Florida torreya has done itself proud in North Carolina: one of the trees at Biltmore, Alexander believes, is the second-largest of the species."

WARRANTS
- Readers are aware of the current on-going climate change taking place on our planet
- Conservation efforts are somewhat known to the majority of people reading this article
- Some of the plants named in here (specifically kudzu) and their effects on the environment are known to most readers

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