June 20, 2018
Energy Notes: July 2008-2009
U.S. Oil & Petroleum Imports (millions of barrels per day) Oil and petroleum imports data are preliminary numbers taken from the American …
The EARTH archive
November 2009
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10 articles · Page 1 of 1
June 14, 2018
Mineral Resource of the Month: Zinc
Amy C. Tolcin, a mineral commodity specialist for the U.S. Geological Survey, compiled the following information on zinc, an essential metal for …
May 23, 2018
Down to Earth With: Lucy McFadden
Not many people can say they have an asteroid named after them. But Lucy McFadden, a self-described small planetary objects junkie, can. For …
January 5, 2012
Why red leaves remain elusive in Europe
As leaves change color every fall, the North American landscape transforms from a rolling verdure to a collage of vibrant yellows, oranges and …
January 5, 2012
Mississippi Delta drowning
The Mississippi River Delta is arguably the most geologically (and politically) dynamic delta in the United States. Subsidence, sedimentation, …
January 5, 2012
It's all in the wrist: Humans lack a knuckle-walking ancestor
Though counterintuitive, scientists have turned their attention away from the feet and to the wrist and forearm to better understand how humans …
January 5, 2012
Court rules against Army Corps in New Orleans flooding case
A district court judge ruled Wednesday that the U.S. Army Corps of Engineers is liable for much of the flooding in New Orleans following …
January 5, 2012
Clearing roadways: A little salt goes a long way
Although winter in the Northern Hemisphere does not technically begin for another month, snowfalls and icy conditions are already making driving …
January 5, 2012
Benchmarks: November 22, 1859: "On the Origin of Species" published
About a decade ago, I was fortunate enough to hold in my hands a first edition of Charles Darwin’s “On the Origin of Species.” The green cover …
January 5, 2012
Are birds dinosaurs? New evidence muddies the picture
In 1861, German paleontologist Christian Erich Hermann von Mayer excavated the fine-grained limestone layers of a quarry near Solnhofen, Germany. …