Professor John Pomeroy was recently asked by the Calgary Herald for his thoughts on the likely risks to North American ski resorts of diminishing alpine snowpacks as a result of changing climatic conditions.

Both modelled projections of future snowpack, and trends derived from data gathered over recent decades, strongly indicate that there is a risk of many mountain ranges in the western USA and Canada moving into the transient snow zone, and that this is likely to occur well within the coming century.

The article is available in its original form here, and as a PDF here.