Will an Ontario quarry expansion degrade a UNESCO biosphere reserve?
A decade ago, musician Sarah Harmer and a group of neighbours fought an application to expand a quarry on Ontario's Mount Nemo plateau. That bid was denied, but now, the company is making another attempt. Photo by Emma McIntosh A decade ago, Canadian singer-songwriter Sarah Harmer and neighbours fought a proposal to dig more aggregate out of the Niagara Escarpment on Mount Nemo near a haven for hikers and rock climbers. The group argued the escarpment, a UNESCO biosphere reserve, was not a good place for another quarry. That application was denied, but now, the company that mines the rocks a...