Christine Ross fills in for Libby Znaimer. With an aging population, Canada is bracing for a wave of new cases of Alzheimer�s and dementia. There�s a groundbreaking program that allows caregivers to feel what it�s like to live with the disease. Christine speaks with Kim Grier, the lead trainer of �Virtual Dementia Tour�. And � Next time you clean out the fridge and throw that head of lettuce or yogurt in the compost or trash, think about this fact: 60 percent of food Canadians throw away could have been consumed! And there�s now a movement gaining momentum to change our attitude about food waste. Christine talks to Vince Sferazza a waste policy planner with the city of Toronto.