Glauconite disrupts offshore wind plans

A green mineral called glauconite is causing problems for President Biden's offshore wind initiatives by complicating the installation of wind turbines.

Heather Richards reports for E&E News.


In short:

  • Glauconite forms a sticky, clay-like layer when disturbed, obstructing the installation of monopiles, which are essential for offshore wind turbines.
  • At least four offshore wind projects in New England and New York have been affected by this mineral, threatening their efficiency and economic viability.
  • The U.S. Geological Survey and wind developers are researching the extent of glauconite deposits and potential solutions to this issue.

Key quote:

“Our administration has been laser focused on making what many of us thought impossible — a thriving and sustainable domestic offshore wind industry from coast to coast.”

— Interior Secretary Deb Haaland

Why this matters:

Glauconite is hampering efforts to meet ambitious renewable energy targets. The discovery of glauconite in key offshore wind areas also sparks concerns about the ecological impact of extensive drilling and construction activities. Balancing the urgent need for renewable energy with the preservation of marine ecosystems is a delicate task. Scientists and environmental advocates stress the importance of thorough impact assessments and the development of eco-friendly installation methods.

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