The mix of metals in China’s Yellow River stays relatively similar as it moves from the upper continental crust to biological life.
metals
Iron-Rich Volcanoes Hold Hidden Rare Earth Element Reserves
Experiments show how concentrations of rare earth elements, critical to the green energy transition, might be hiding in plain sight in iron-rich deposits around the world.
Encuentran contaminación por cobre de 5,000 años de antigüedad cerca de las pirámides
Una nueva investigación geoarqueológica demuestra que la metalurgia en el antiguo Egipto provocó una importante contaminación en un puerto cercano.
The Unexpected Role of Magnetic Microbes in Deep-Sea Mining
A new study highlights the co-occurrence of magnetic bacteria and polymetallic nodules and may offer insights into how the mineral-rich nodules form on the ocean floor.
5,000-Year-Old Copper Pollution Found near the Pyramids
New geoarchaeological research shows that metalworking in ancient Egypt led to significant contamination in a nearby port.
Toxic Metal on the Rise in the Baltic Sea
Postwar reconstruction is likely the cause of elevated thallium levels, but low-oxygen, high-sulfide conditions keep the material, which is extremely dangerous to mammalian health, from moving into the human food chain.
Cómo el volcán Tungurahua arrojó metales pesados en el suministro alimentario de Ecuador
Cuando el volcán Tungurahua de Ecuador entró en erupción múltiples veces entre 1999 y 2016, las comunidades agrícolas cercanas fueron cubiertas por ceniza, la cual dejó metales pesados en sus cultivos.
How Tungurahua Volcano Dropped Heavy Metals into Ecuador’s Food Supply
When Ecuador’s Tungurahua volcano erupted multiple times between 1999 and 2016, nearby farming communities were covered in ash, which left heavy metals in their crops.
Núcleos de hielo de la Antártica capturan la contaminación de los metales pesados y su historia
Un núcleo de hielo que tiene registro más de 2 milenios, sugiere que la minería y la metalurgia aumentaron y disminuyeron con acontecimientos como las guerras y las epidemias.
Preparing to Meet a Metal-Rich Asteroid
The recently launched ‘Psyche’ mission will explore the eponymous asteroid and determine whether it is a fragment of a planetary core or a primordial, metal-rich body.