Dr. Hewer is an applied climatologist who specializes in climate change impact assessment (CCIA) and biometeorology. As a physical geographer, Micah is both an environmental scientist and a social scientist. His primarily research focus has been on the relationship between weather and climate with recreation and tourism; giving particular attention to climate change impacts and adaptation. More recently he has begun broadening his area of expertise to include the relationship between weather and climate with grape growth and wine production, conducting a series of climate change impacts assessments across Canada. Dr. Hewer has served as a expert reviewer for the Government of Canada's special reports on Canada in a Changing Climate (2018, 2019), providing expert advice for the chapters on Industry Perspectives (recreation and tourism; grape and wine) as well as Regional Perspectives (Ontario, Quebec, British Columbia).