About the Chapter
The Sierra Club North Star Chapter is 50,000 Minnesotans empowered to protect our communities’ well-being through environmental protection. All are welcome to join us in this work and at any of our events.
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Critical Minerals: Rare Earth Elements
March 19, 2024
When people speak of rare earth elements (REEs) in relation to green energy, they are usually referring to four elements–neodymium, praseodymium, dysprosium and terbium–used to make permanent magnets, which are essential parts of wind turbine...
Critical Minerals: What Are They?
March 12, 2024
In the US, critical minerals are a subset of critical materials, which the 2020 Energy Act defines as “any non-fuel mineral, element, substance, or material that the Secretary of Energy determines: (i) has a high risk of supply chain disruption; and...
Team Update - Water & Wetlands - March 2024
March 12, 2024
Updates from our Water and Wetlands Stewards.