According to scientists, there have been five prior mass extinctions in the past 450 million years. The last was 65 million years ago, when the dinosaurs and tens of thousands of species disappeared, likely as a result of a comet or large asteroid hitting the Earth. Theres no great mystery about the cause of the sixth extinction. Humans have dramatically altered the ecosystems of the Earth, says Stuart Pimm, a leading conservation biologist at Duke University.
http://www.wired.com/news/technology/0,1282,62735,00.html?tw=wn_tophead_1
Popular Posts
-
I've learned a great many things over the past month... "friends" at work are not neccessarily friends, people you thought wer...
-
Brad Dalton is the first to admit his theory is far-fetched: that bacteria could account for odd light emissions, as well as the reddish hue...
-
Lots of funny stuff today. Tim, check this one. http://www.penny-arcade.com/view.php3
-
In a mine in California, scientists found the smallest bacteria so far discovered -- living in conditions as acidic as battery acid. Why thi...
-
Some good stuff from a Canadian futurist: - The rising power of the knowledge worker - Continuous training replaces job security; respect is...
-
Very dry, dull book with some basic financial info like ROI and cash flow. Not a lot here.
-
I had the pleasure to attend the IBM Think conference in wet and chilly San Fran from Feb 11-14th of this year. The event overall was ...
-
The probes findings have provided a few salient new notions about the nature of cosmic reality. For starters, the universe is 13.7 billion y...
-
Good acting, great writing, but ultimately falls flat due to it's inner pretentiousness and consequence-free portrayal of teen pregnancy...
-
Here's my (edited) journal entry for this event dated 12/01/98: Wow. I just sessioned and started reading "The Tao of Physics...
