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Evolution, Life Sciences, Science Education, Human Evolution, and Stuff
Welcome to Greg Laden's Blog.
Category: Environment
The Go Green Expo is, according to its organizers, the nation's leading eco-focused, interactive and educational showcase. It will debut at the Minneapolis Convention Center this coming weekend, including talks, presentations, and exhibits from a variety of sources including "green businesses". The idea is to...
Posted by Greg Laden at 5:03 PM • 0 Comments • 0 TrackBacks
Category: Atheism
I would very much like your help in picking out a tee-shirt to wear around town. Let me tell you about the town, and you'll be able to make an appropriate suggestion....
Posted by Greg Laden at 11:00 AM • 52 Comments • 0 TrackBacks
Category: Climate
We have had a cool summer here in Minnesota, and this has brought out the miscreants who for their own reasons do not want to get on board with the simple, well demonstrated scientific fact that global temperatures have risen, that we humans are the...
Posted by Greg Laden at 10:57 AM • 49 Comments • 0 TrackBacks
Category: Environment
Russia is planning a fleet of floating and submersible nuclear power stations to exploit Arctic oil and gas reserves, causing widespread alarm among environmentalists. A prototype floating nuclear power station being constructed at the SevMash shipyard in Severodvinsk is due to be completed next year....
Posted by Greg Laden at 12:38 PM • 18 Comments • 0 TrackBacks
Category: Cosmos
There has always been Oxygen on the earth, but it was not floating around free in the atmosphere as it is today (most of it still isn't). Indeed, it is kind of strange that the earth is blanketed in a mixture of toxic, corrosive liquid...
Posted by Greg Laden at 7:01 PM • 3 Comments • 0 TrackBacks
Category: Earth Science
This is the seventh in a series of reposts from gregladen.com on global warming. This installment is about sea level rise and fall, in the past. Sea level change that results from the formation and melting of glaciers not only has an enormous impact on...
Posted by Greg Laden at 8:29 AM • 3 Comments • 0 TrackBacks
Category: Earth Science
This is the fifth in a series of reposts from gregladen.com on global warming. During the 1970s and 80s, creationists had a long list of reasons to doubt evolution, and every one of those reasons was wrong. But they had so many reasons, and it...
Posted by Greg Laden at 8:26 AM • 6 Comments • 0 TrackBacks
Category: Earth Science
This is the fourth in a series of reposts from gregladen.com on global warming. "Climate Studies" is a "causal" science. Most sciences are "causal" in nature, which is why the sciences and scientists are often loathed and distrusted by people in the humanities and some...
Posted by Greg Laden at 6:25 PM • 7 Comments • 0 TrackBacks
Category: Earth Science
This is the third in a series of reposts from gregladen.com on global warming. Why It Matters What you Burn and When you Burn It Carbon Dioxide is a deadly poison. It is about 50% heavier than air, so where it occurs in density, in...
Posted by Greg Laden at 8:22 AM • 8 Comments • 0 TrackBacks
Category: Earth Science
This is the second in a series of reposts from gregladen.com on global warming. Why Greenhouses have nothing to do with the Greenhouse Effect, and more importantly, why CAN'T I microwave toast? A greenhouse is a glass house that is sealed to keep air in...
Posted by Greg Laden at 6:21 PM • 8 Comments • 0 TrackBacks
