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Non-Native Weed Threatens Northwest Clams The usual story of invasive species goes something like this: an exotic plant or critter hitches a ride on some incoming cargo, alarm bells go off and an eradication campaign starts. But now, Japanese eelgras
投资顾问Jerry跟客户Frank见面,向他推销一种投资想法。 Jerry: I believe the iron is hot right now in the field of energy and transportation. Everyone is looking for new ways to reduce energy consumption. F: Yeah, you're right. I bo
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. If we want to learn more about our planet and other planets in the universe, we can get some help from stars that are long dead and gone. Thats what U.
By George Dwyer Washington 26 October 2007 A new high-tech stage show is attempting to portray in 95 minutes what it took evolution millions of years to accomplish. Walking with Dinosaurs - The Live Experience uses life-size models of Tyrannosaurus,
AGRICULTURE REPORT - Hybrids By Broadcast: Tuesday, June 08, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Since ancient times, farmers have chosen the seeds for the coming
English born, John Bartram spent more than thirty years exploring Northeast America in search of new plants. He discovered Asters and Goldenrod and many others, despite numerous inconveniences such as rattlesnakes. Monarda, known also as Bee Balm was