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April 2006
vol. 51, no. 4

FEATURES

18 A New Look at Mining and the Environment: Finding Common Ground
U.S. mining industry and environmental groups are in a standoff that is historically rooted, but not necessarily unbridgeable, as is evident from other countries.
Frank T. Manheim

Plus! Minerals consumption soars

24 The Rush to Uncover Gold's Origins
Geologists are hotly debating the genesis of 25 percent of the world's annual gold output.
John Muntean

30 Diamonds Bedazzle Canadian North
Canada is the sixth largest diamond producer in the world, and is getting a boost with new tools to navigate the region's unique climate and geology.
Kathryn Hansen

NEWS & VIEWS
7 COMMENT
Digging Into Coal Mining Safety
The United States is looking at the safety of underground coal mines in light of several high-profile mining accidents earlier this year, but any evaluation of the current state of the industry needs to delve below the headlines.
Robert Ferriter

8 NEWS NOTES
Feeling the heat wave * Tiny fossils go 3-D * Faith-based carbon credits systems * Tiny T. rex cousin * Minerals cut again * Deep sediments, strong quakes * Fossil bites into mammal stereotypes * Undersea methane not to blame * Tibetan plateau timing

17 POLITICAL SCENE
Energy Efforts on Tap
Months after passage of the energy bill, lawmakers are still ironing out short- and long-term goals to reduce U.S. dependence on foreign oil and gas.
Margaret Anne Baker

36 GEOPHENOMENA
Italy's hidden hazard
Philippines village buried

38 TRENDS & INNOVATIONS
Trying out Prehistoric Tools
Experimental archaeology seeks to understand how ancient people forged and used tools, weapons and other objects.
Megan Sever

40 EDUCATION & OUTREACH
Need a Job? Coal Workers Wanted
With academic mining programs disappearing and a wave of retirements, the demand for coal workers is rising.
Naomi Lubick

44 ENERGY & RESOURCES
Royalties flushed
Mineral Resource of the Month: Mercury

46 GEOMEDIA
Wikipedia v. Britannica: Reader beware
Books: Amazing ice: A review of Ice: The Nature, the History and the Uses of an Astonishing Substance
On the Web: Podcast powwow

50 BENCHMARKS:
April 18, 1906: The Great Earthquake Destroys San Francisco
A magnitude-7.8 earthquake strikes San Francisco, Calif., sparking fires that engulf the city.

53 PROFILES
Ann Carpenter: Searching for gold

60 GEOLOGIC COLUMN
Oink If You Love Coal
Pigs eat coal - it's true, just ask around.
Edward R. Landa

 DEPARTMENTS
 4 From the Editor
 6 Letters: Perspectives from readers
34 Where on Earth?
54 GeoMarketplace
55 Classifieds: Career opportunities

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