The DePauw Nature Park was the site of an active limestone quarry from 1917 to 1977 ... and 1946 portions of the property were sold to the Ohio and Indiana Stone Corporation and the Miami Stone ...
A limestone quarry on Drummond Island in the eastern Upper Peninsula is receiving $10 million in federal funding to upgrade ...
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Limestone quarries could be vital for wild bee conservationA research team has investigated the importance of limestone quarries for wild bee conservation. Diverse landscapes with good connectivity between quarries and calcareous grasslands proved to be ...
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