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May 2006
vol. 51, no. 5

FEATURES

18 Rooting Out Radioactive Groundwater
Scientists are discovering potentially alarming levels of naturally occurring radioactive particles in groundwater around the world.
Avner Vengosh

22 Rejuvenating Restoration of the Great Lakes
The Great Lakes supply water to 40 million people in the United States and Canada, and are facing challenges from both invasive species and pollution.
James M. McNeal and Norman G. Grannemann

30 Coastal Playground’s Water Woes
Fresh drinking water is becoming a rare natural commodity along the coast, where limited supplies and saltwater contamination pose a double threat.
Megan Sever

34 Searching for Water in All the Right Places
Scientists are developing new techniques and rethinking old ones to explore for new sources of groundwater.
Kathryn Hansen

NEWS & VIEWS
7 COMMENT
Translating Science Into Informed Policies
Everything from unethical behavior to personal bias can affect whether the best science goes into formulating science-related legislation.
Candice R. Constantine and Robert C. Wilkinson

8 NEWS NOTES
Yellowstone's moving magma * Mixed view on pesticide pollution * Measuring the Sumatra quake * Volcanic rocks linked to cancer * A watery moon? * Sunspot outlook 2012 * Fleeing Vesuvius * Natural bumps in the atmosphere * Yucca mountain e-mails reviewed

17 POLITICAL SCENE
The Rocket Docket: Legislating Science Out of Public Policy
Mounds of federal legislation are on a fast track to passage or rejection, with little open debate or deliberation.
Steven Quane

40 GEOPHENOMENA
Ramping up Italian earthquake studies
Desert crater discovered

42 TRENDS & INNOVATIONS
Mapping a Woolly Mammoth’s DNA
Extracting and studying DNA from the bones and tissues of extinct animals opens an evolutionary window into the past.
Megan Sever

44 ENERGY & RESOURCES
Afghanistan has oil
Doing business in Venezuela
Mineral Resource of the Month: Soda ash

46 GEOMEDIA
Maps: Mapping the seafloor for everyone
Books: Swooning over Scopes: A review of Monkey Town: The Summer of the Scopes Trial
Books: In the Field with Darwin: A review of Charles Darwin, Geologist
On the Web: Virtual museums

52 PROFILES
Ralph Cicerone: Chemistry, baseball and politics

53 BENCHMARKS
May 22, 1960: Massive Earthquake Strikes Chile
The largest earthquake in the seismographic record hits Valdivia, Chile, and sends tsunami waves thousands of kilometers across the Pacific.

60 GEOLOGIC COLUMN
Water on the Brain
Answering basic questions about the world’s water supply is more complex than it may seem..
Fred Schwab

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

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