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In my opinion, this is a great opportunity for anyone interested in developing a travel podcast. There are currently only two podcasts in the Travel section of PodcasterNews.com, mine and A Road Warriors Guide to the Planet. Note that it does not have to be a "news" podcast, as quite a few are more along the lines of advice columns.
If you are interested, read this Application Information -- and tell them that the Travel Geographer (Alan A. Lew) sent you!