Geotimes


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What's in the print version of Geotimes this month ...
January 2004
vol. 49, no. 1

FEATURES

16 Unraveling the Chicxulub Case

On the Yucatan Peninsula in Mexico, geologists are drilling one of Earth's three largest impact structures, hoping to reveal clues about a devastating event linked to the extinction of the dinosaurs 65 million years ago.
Megan Sever

22 Coring the Chesapeake Bay Impact Crater
An extraterrestrial impact 36 million years ago left a lasting impression in the Chesapeake Bay and continues to affect the region's environment today.
C. Wylie Poag

26 The Many Faces of the Alamo Breccia
In Nevada, with no visible crater, researchers are piecing together evidence of a 370 million-year-old impact based on widely dispersed pieces of rock.
John E. Warme

30 Impacts in Space and on Earth: An Interview with Carolyn Shoemaker
Carolyn Shoemaker reflects on a lifetime of work with her husband Gene, uncovering impact structures around the world.
Lisa M. Pinsker



NEWS & VIEWS

5 COMMENT
Asteroid Futures
Although the near-term risk of a catastrophic asteroid collision on Earth may be slim, scientists acting now can provide insurance to protect future generations.
Richard P. Binzel

6 NEWS NOTES
Rocky boulders in Washington * Longer polar ice record * Cooked minerals resemble life * Green minerals on the Red Planet * Climate aids mountain building

13 POLITICAL SCENE
The 2003 Energy Bill: Did Politics Trump Science?

In her first months on Capitol Hill, a new congressional science fellow is already realizing that all politics are local, particularly when it comes to the nation's energy strategy.
Eloise Kendy

14 EDUCATION & OUTREACH
Earth Science Week in the Limelight

This year's Earth Science Week featured contests and events to celebrate the role scientists play in monitoring Earth.
Cynthia Martinez

34 GEOPHENOMENA
Research out of the ashes * Seafloor steam carries lava flows

36 PROFILES
W. Jason Morgan: Geophysics guru honored

38 ENERGY & RESOURCES
Controversial mineral deposit sold * Mineral Resource of the Month: Lead

56 GEOLOGIC COLUMN
A Soft Rock Tourist at the Gates of Hell

Become a daredevil volcanologist through the eyes of four recently published books.
Fred Schwab

DEPARTMENTS

 2 From the Editor
  4 Letters:
Perspectives from readers
32 Where on Earth?

37 Benchmarks
: Looking back in Geotimes
40 Geomedia
: Life on a Young Planet
44 GeoMarketplace
45 Classified Ads:
Career Opportunities
55 Contributors Page

Want to attend a geoscience meeting? Visit the online Calendar
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Research out of the ashes, p.34


 






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