EARTH Magazine · From the archive
Originally published in EARTH Magazine. This article is part of our archive.
Oil and petroleum imports data are preliminary numbers taken from the American Petroleum Institute’s Monthly Statistical Report. For more information visit www.api.org.
May 8, 2015
Arnold O. Tanner, a mineral commodity specialist for the U.S. Geological Survey, compiled the following information on iron oxide pigments. Iron …
June 19, 2015
U.S. Oil & Petroleum Imports (million of barrels per day) Oil and petroleum imports data are preliminary numbers taken from the American …
May 26, 2015
With drought, people feel the heat while it’s happening, but understanding how current droughts fit into past trends — and what they mean for the …
