By P.J. Heller For peat’s sake, look to Canada. That’s the message from the Canadian Sphagnum Peat Moss Association (CSPMA), especially when it comes to peatland science and restoration.  “We’ve been recognized for our leadership, our environmental stewardship across the world,” says Asha Hingorani, president of the CSPMA, which represents more than a dozen horticultural peat moss producers in Canada …