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What's in the print version of Geotimes this month ...
July 2005
vol. 50, no. 7

FEATURES

18 Collision Course: Deep Impact
This month, an 816-pound spacecraft is scheduled to collide with Tempel 1, a comet 83 million miles away, which scientists hope will shed light on the formation of the solar system.
Lucy McFadden and Peter Schultz

22 Journey to a Titanic World
Last January, a probe landed on Saturn's largest moon to explore its intriguing atmosphere and terrain.
Jean-Pierre Lebreton

28 Martian Views
Through pictures sent back to Earth, the martian rovers, Opportunity and Spirit, have much to tell of their year-and-a-half-long journey across the red planet.

30 Planet-Finder's Guide to the Universe
New-generation telescopes and observing platforms are getting off Earth to find other Earth-like planets.
Naomi Lubick


NEWS & VIEWS

7 COMMENT
Peaking of World Oil Production: Is the Wolf Near?
Determining when the world’s oil is going to peak poses a unique challenge to petroleum geologists, economists and policy-makers, but the time to act is now.
Robert L. Hirsch, Roger H. Bezdek and Robert M. Wendling

8 NEWS NOTES
Monitoring the most dangerous U.S. volcanoes * Dinosaur links meat-eaters and vegetarians * Fossil forests sunk by salt * Swiss wrap glacier for summer * Following scientists post-9/11 * Carbon leaching out of Siberian peat * Mars' lost landers * The heart of a landslide * Soaking in extra sun * Style over function for Stegosaurus

17 POLITICAL SCENE
The Energy Bill: Is It Big and Broad Enough?
The U.S. House of Representatives has finally passed an energy bill, but the effort to shape national energy policy is far from over.
Linda Rowan

38 GEOPHENOMENA
American Beaches Awash With Politics

Artificially endowing beaches with sand is an expensive and arduous task that can fail easily if geology is not taken into account.
Orrin H. Pilkey

40 TRENDS & INNOVATIONS
Tracking Gorilla Habitat Changes
Both gorillas and the forests where they live are endangered, leading conservationists to look to satellites for land-use monitoring.
Megan Sever

42 EDUCATION & OUTREACH
Making a Public Impact

From comet and bird-watching to weather observations, average people are helping scientists in measurable ways.
Megan Sever

44 ENERGY & RESOURCES
Aging Alaska oil pipelines
Mineral of the Month: Boron

46 GEOMEDIA
Books: Seeing landscapes from above
Books: This is not your father’s creationism: A review of Creationism’s Trojan Horse
DVDs: Hubble’s anniversary
On the Web: Space and time
On the Shelf: Mars and beyond

51 PROFILES
Marcia McNutt: Oceangoing geophysicist

53 BENCHMARKS July 4, 1997
The Pathfinder mission lands on Mars.

60 GEOLOGIC COLUMN
Banking on Earthquakes
The founding of the Bank of America is intimately linked to the 1906 San Francisco earthquake.
Lisa Rossbacher

DEPARTMENTS
 4 From the Editor
 6 Letters:
Perspectives from readers
36 Where on Earth?

54 GeoMarketplace

55 Classifieds:
Career opportunities

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