Here comes the sun...
Category: climatology
The Earth's 23.44 degree axial tilt is the reason for the solstice and the seasons.
Posted by Anne Jefferson at 6:28 AM • 6 Comments •
Highly Allochthonous
News and Commentary From the Wide World of Earth Science
Search
Announcement
This blog has now moved to:
http://all-geo.org/highlyallochthonous
The Authors
Chris Rowan is a geologist specialising in the dark arts of paleomagnetism, and getting people to pay him to travel to exotic destinations for fieldwork. Having drilled up New Zealand during his PhD, and South Africa in his first post-doc, he now works at the University of Edinburgh.
Anne Jefferson has a love of all things water-related and blends hydrology, geomorphology, geology, and climate change in her work. She has a Ph.D. from Oregon State University and is now an assistant professor at the University of North Carolina at Charlotte.
What the heck does 'Highly Allochthonous' mean?
Blog Facebook Page
Ye olde blog
Geoblogosphere latest
Geotweetage
Recent Comments
- Michael on Saltation
- Passerby on What the heck does Highly Allochthonous mean?
- Passerby on Dear readers: tell us about yourself
- Jude on Dear readers: tell us about yourself
- jillian on Today's Hot Topic? Bottled Water
- Elli on Dear readers: tell us about yourself
- Brandon on Today's Hot Topic? Bottled Water
- Solius on Unconformity
- Paul Strickland on Top Kill: what BP is trying to do
- EKoh on Unconformity
Recent Posts
- Saltation
- Unconformity
- Today's Hot Topic? Bottled Water
- Stuff we linked to on Twitter last week
- Dear readers: tell us about yourself
- Friday focal mechanisms
- How do we know Gabon's 'multicellular' fossils are 2.1 billion years old?
- Creeping fault segments are showing their age
- Stuff I linked to on Twitter last week
- Yellowstone it was
Blogs I read
-
Geology (rotating)
- Head In a Cloud
- James' Empty Blog
- Open Mind
- RealClimate
- Stoat
- According to Colwell
- Bad Astronomy
- Bad Science
- Centauri Dreams
- Panda's Thumb
- Am I a woman scientist?
- Minor Revisions
- Propter Doc
- Rising to the Occasion
- Sciencewoman
- The Accretionary Wedge
- The Boneyard
Fossils (rotating)
Climate
Misc. Science
Scientists
Carnivals
Categories
- academic life
- bloggery
- by Anne
- climate science
- deep time
- environment
- fieldwork
- general science
- geohazards
- geology
- gifts and gadgets
- paper reviews
- past worlds
- photos
- science education
Archives
- July 2010
- June 2010
- May 2010
- April 2010
- March 2010
- February 2010
- January 2010
- December 2009
- November 2009
- October 2009
- September 2009
- August 2009
- July 2009
- June 2009
- May 2009
- April 2009
- March 2009
- February 2009
- January 2009
- December 2008
- November 2008
- October 2008
- September 2008
- August 2008
- July 2008
- June 2008
- May 2008
- April 2008
- March 2008
- February 2008
- January 2008
- December 2007
- November 2007
- October 2007
- September 2007
- August 2007
- July 2007
- June 2007
- May 2007
- April 2007
- March 2007
Sb/DonorsChoose Drive
Thanks!
climatology:
Chris takes on geo-engineering on SeedMagazine.com
Category: climatology
At SEEDMAGAZINE.com, Chris offers up a geologist's perspective on the latest assessment of geo-engineering schemes to use technology to deter on-going climate change.
Posted by Anne Jefferson at 4:51 PM • 3 Comments •
Some opinions on geoengineering
Category: environment
including mine.
Posted by Chris Rowan at 4:46 PM • 1 Comments •
Book Review: Field Notes from a Catastrophe
Category: by Anne
Though the scientific story of anthropogenic global warming is familiar to many of us, Kolbert's book is still an excellent read. And for those unfamiliar with the causes and consequences of on-going climate change, Kolbert's book is an essential read.
Posted by Anne Jefferson at 7:34 AM • 18 Comments •
It's official: we really have saved the ozone layer
Category: climatology
In a parallel universe without the Montreal Protocol, mankind is gearing up for some major sunburn.
Posted by Chris Rowan at 7:13 PM • 41 Comments •
Climate variability and climate change: some semantics
Category: climatology
What these terms actually mean - and the distinction between them.
Posted by Chris Rowan at 7:45 AM • 1 Comments •
Volcanoes: our noble allies in the battle against export productivity
Category: volcanoes
Finally, a blogospheric spat that actually matters. Craig McClain over at Deep Sea News has accused volcanoes of being the implacable enemies of marine life, based on new research linking them to some bouts of extreme ocean anoxia (where the...
Posted by Chris Rowan at 11:34 AM • 10 Comments •
Why you can get '500 year floods' two years in a row
Category: geohazards
A timely guest post from hydrogeologist Anne Jefferson.
Posted by Chris Rowan at 12:17 PM • 21 Comments •
Update: Arctic Ice
Category: climatology
When the observed Arctic ice cover hit a record low last summer, I reviewed the last 20 years or so of ice coverage data, which showed a clear long(ish)-term decrease in both winter and summer ice cover, and concluded: At...
Posted by Chris Rowan at 7:49 AM • 0 Comments •
Behold, a new sunspot...
Category: planets
The little fellow circled here (in the solar sense of "little" - it's probably a few thousand miles across) appeared on the 4th January, and probably marks the start of Solar Cycle 24. A slight dent in those bold...
Posted by Chris Rowan at 7:35 AM • 1 Comments •
Previous
Next
