rare earth metal environmental protection

  • PBS Newshour: Are Wind Turbine Rare Earth Minerals Too ...

    Rare earth processing in China is a messy, dangerous, polluting business. It uses toxic chemicals, acids, sulfates, ammonia. The workers have little or no protection.

  • Impact of Rare Earth Mining and Processing on Soil and ...

    Rare Earth Elements: A review of production, processing, recycling, and associated environmental issues, EPA United States Environmental Protection Agency (2012).

  • Hastings Technology Metals Ltd (ASX:HAS) Environmental ...

    Hastings Technology Metals Limited (ASX:HAS) is pleased to announce completion of a major milestone in the environmental approvals process for the Yangibana Rare Earths Project. Hastings has completed the scope of works in the Environmental Protection Authority approved Environmental Scoping Document to the satisfaction of the EPA and decision making authorities.

  • The false monopoly: China and the rare earths trade ...

    The rare earth element scandium is used in aluminium alloys for a number of vehicles and products. Image courtesy of Alchemist-hp. Around 70% of the world's light rare earths are produced at the Bayan Obo deposit in Inner Mongolia.

  • Situation and Policies of China’s Rare Earth Industry

    The state has strengthened control of the rare earth industry with regard to environmental protection and formulated relevant laws and regulations, which is essential to the better coordination of rare earth utilization with environmental protection.

  • Regulation of environmental and health impacts in the rare ...

    Regulation of environmental and health impacts in the rare earth element industry. Rare Earth Element (REE) mining, processing and exploitation are large scale industries that use a wide range of chemical substances and generate significant quantities of waste.

  • Green Chemistry Challenge: 2017 Academic Award | US EPA

    Simple and Efficient Recycling of Rare Earth Elements from Consumer Materials Using Tailored Metal Complexes. Professor Eric Schelter, University of Pennsylvania, is being recognized for developing a simple, fast, and low-cost technology to help recycle mixtures of rare earth elements.

  • Rare Earth Metals Recycling (Waste and Recycling ...

    Plate magnets are an inexpensive form of magnetic protection against occasional tramp iron contamination. The plate magnets can be used in a wide range of industries and are commonly installed within a chute or over a conveyor.

  • Life Cycle Impact of Rare Earth Elements - Hindawi

    International Scholarly Research Notices is a peer-reviewed, Open Access journal covering a wide range of subjects in science, technology, and medicine. ... corrosion protection, and metal coatings in corrosive and salty environments. ... Around 95% of the world’s rare earth metals are produced in China, and as mentioned before Bayan Obo mine ...

  • Rare-earth mining in China comes at a heavy cost for local ...

    A study by the municipal environmental protection agency showed that rare-earth minerals were the source of their problems. The minerals themselves caused pollution, but also the dozens of new ...

  • ENVIRONMENT: Rare Earths: Lessons for Latin America ...

    A truly strategic rare earth policy in the Americas begins with an ongoing commitment to monitor, report, and remediate the intractable environmental and human costs associated with rare earth mining and processing while pursuing international cooperation to find better practices.

  • Arafura Signs Rare Earths MOU with Chinese Magnet Maker

    The Nolans project has an envisaged annual output of 3,600 tonnes of neodymium-praseodymium oxide — a rare earth component ... around environmental protection…

  • Here’s a Way Out of Our Rare-Earths Mess - Defense One

    The budget-neutral solution was designed to assure an uninterruptible supply of rare earth concentrates, oxides, metals, alloys and magnets for defense contractors and technology companies outside ...

  • Environmental Cost of Refineries - MIT

    The environmental dangers of common refining techniques, specifically regarding rare earth elements. Overview Refineries produce a large proportion of the harmful waste products which later have to be disposed of in very specific ways in order to avoid harming the environment even more.

  • RARE EARTH ELEMENTS: A REVIEW OF PRODUCTION, …

    Rare earth elements (REEs) are a group of 15 chemical elements in the periodic table, specifically the lanthanides. Two other elements, scandium and yttrium, have a similar physiochemistry to the lanthanides, are commonly found in the same mineral assemblages, and are often referred to as REEs. REEs have not been mined in the United States for about 20 years, and prior to that time, the amount ...

  • Rare Earths - The New York Times

    Jul 11, 2018· An Environmental Protection Agency official responds to an Op-Ed about the increasing demand for rare metals used by energy-efficient technologies. Dec. 3, 2015 Op-Ed Contributor

  • The dark side of renewable energy — Earth Journalism Network

    Back in 2014 the Chinese government declared a “war on pollution”, which was followed up by “history’s toughest” environmental protection law and standards for the rare earth industry on emissions and the use of water and energy.

  • Securing Supplies of Rare Metals for Environmental ...

    Securing supplies of rare metal resources is vital if cutting-edge environmental technology is to be put to widespread use. Currently, however, Japan relies mostly on imports, meaning its supplies of these metals are vulnerable to changes in the international situation.

  • Investigating Rare Earth Element Mine Development in EPA ...

    Possible contaminants of the rare earth ore, such as radionuclides, metals, and rare earth elements, can become incorporated into the soils as a result of weathering or during rare earth element production.

  • Rare Earth-Based Corrosion Inhibitors | ScienceDirect

    The use of rare earth species in the treatment of aluminium prior to and after anodizing, in order to incorporate the rare earth species into oxides or hydroxides produced on the metal surface or introduced into the porous morphology of the anodized aluminium, is also discussed.

  • Rare-earth element - Wikipedia

    A rare-earth element (REE) or rare-earth metal (REM), as defined by IUPAC, is one of a set of seventeen chemical elements in the periodic table, specifically the fifteen lanthanides, as well as scandium and yttrium.

  • Environmental Damage - MIT

    The list of environmental concerns that can be connected with rare earth elements is not a brief one. Throughout the cycle of mining processes that rare earth elements go through, there is potential for negative effects on the environment.

  • (PDF) Social and Environmental Impact of the Rare Earth ...

    This paper analyses the structure of environmental and social conflicts surrounding rare earth minerals and opportunities for improving the social and environmental performance of the sector.

  • Rare Earth Elements: A Review of Production, Processing ...

    Processing, Recycling, and Associated Environmental Issues Robert J. Weber ... • a.k.a. Rare Earth Minerals, Oxides, and/or Metals 7/31/2012 U.S. Environmental Protection Agency 3 Powders of six rare earth elements oxides. Photograph by Peggy Greb, Agricultural Research Center of United ...

  • Rare Earth Metals: Will We Have Enough?

    China currently supplies 97 percent of global rare earth metal demand, and 100 percent of heavy rare earth metals such as terbium and dysprosium, used in wind turbines. In 2005, it began restricting exports to preserve resources and protect the environment, causing prices to soar.

  • Apple says it will stop using mined rare earth minerals to ...

    Mines where rare earth mineral are extracted are often sites of exploitation, where workers, some children, are exposed to extremely toxic substances and dangerous working conditions for scant pay.

  • Rare Earth Elements (REEs) - Ground Truth Trekking

    Rare Earth Elements (REEs) are critical components of a wide variety of military and civilian technologies, including many "green" applications. However, their processing and extraction has significant environmental cost.

  • Rare Earths from Mines to Metals: Comparing Environmental ...

    Over the past decade, China has supplied over 90% of global rare earths, and in doing so bore significant environmental burdens from processing its complex ores. In this study, we used life cycle assessment to quantify environmental impacts for producing 1 kilogram (kg) of 15 rare earth elements from each major production pathway.

  • Rare Earth Metals and the Environment | RecycleNation

    Rare earth metals are found in an ever-increasing number of products we use every day, and there are major environmental concerns and serious health issues associated with the extractions of these metals. In an effort to educate myself, I read a number of different articles and studies until I found one that really described in detail rare earths, environmental impacts, applications of rare ...

  • Chemical Production, Oil Refining and Manufacturing

    It is expected that society’s increasing consumption of petroleum will drive demand for rare earth catalysts, as will the tightening environmental standards around pollution. REEs will also continue to be critical ingredients in the production of alloys used to make permanent magnets .

  • Rare Earth Metals Recycling News - environmental-expert.com

    Get the latest rare earth metals recycling (waste and recycling) news , the world’s largest environmental industry marketplace and information resource. Get the latest rare earth metals recycling (waste and recycling) news , the world’s largest environmental industry marketplace and information resource.