- Potential Consequence of Plant Extinction in the United States on the Current and Future Availability of Prescription Drugs
Paper attempting to answer the question: What is the dollar value that can be placed on a single plant species now growing in the United States, should it become extinct?
www.ciesin.org/docs/002-267/002-267.html
- Amazing World of Birds: Extinction in Birds
Notes on recently extinct birds including the dodos, Hawaiian Drepanididae, Passenger Pigeon, Great Auk, and others.
www.earthlife.net/birds/extinction.html
- Historical-Era Extinctions
Looks at how escalating human populations and their capacity to modify their surroundings are a significant influence on modern rates of extinction and endangerment.
www.uwsp.edu/geo/faculty/heywood/Geog358/endangr/HistExti.htm
- Recently Extinct Animals
List many of the animals that have become extinct over the past millennium due to human activities.
home.conceptsfa.nl/~pmaas/rea/extinctanimals.htm
- Earth Witness Community
Celebrates the existence of and bears witness to species and natural places on the Earth that no longer exist in their natural state.
www.earthwitness.com
- Hawaii's Extinct Species
Lists many of the birds, snails, insects, and plants to have met their demise though human intervention and pervasive alien introductions.
hbs.bishopmuseum.org/endangered/extinct.html
- Extinction-Rate Estimates for a Modern Neotropical Floria
(PDF)
Provides quantitative estimates based on historical plant-collection records and quantitative measurements of forest loss and plant diversity.
www.duke.edu/web/ctc/staff/nigel%20pitman/pitmanconsbio.pdf
|
Help us improve the Yahoo! Directory - Share your ideas