ALONG THE RIO TINTO, Spain — If there is life on Mars, scientists believe it’s likely to be tiny organisms that can survive below the planet’s surface, without sunlight or oxygen, nourished by the ...

Vol. 16, No. 3, Part A: Dedicated Issue: Trace Contaminants and Nutrients in Estuaries: Symposium Papers from the Eleventh Biennial International Estuarine Research Conference (Sep., 1993), pp.

A famous river in Spain that flows with reddish water continues to have historical and scientific significance. The Rio Tinto is often noted as the site where the Copper Age and Bronze Age likely ...

In an effort to learn whether Mars could host life, scientists have been trekking to some of the most Mars-like places on Earth. These spots, such as the freezing Antarctic, dried-out salt pans in ...

New Rochelle, NY, The success of a robotic drilling mission to search for subsurface life has demonstrated that robotic core sampling combined with remote laboratory analysis is both technically ...

This image shows acidic mine drainage (AMD) precipitates in the Rio Tinto River, Spain. AMD precipitates are rich in iron oxyhydroxide minerals such as ferrihydrite. These minerals typically grow by ...

Rivers have sustained civilizations and carved landscapes through time. Rivers are a reminder that nature is never ordinary. Here’s how: Rivers, while some are celebrated for their beauty, others ...

https://doi.org/10.2307/1543560 • https://www.jstor.org/stable/1543560 Copy URL This item is part of a JSTOR Collection. For terms of use, please refer to our Terms ...