Jonathan’s Substack
by Jonathan B. Jarvis
#137
in 🌞 Climate & Environment
in 🌞 Climate & Environment
6K+
free subscribers
free subscribers
Jonathan’s Substack
About the Substack
My personal Substack
About Jonathan B. Jarvis
Jon Jarvis served for 40 years with the National Park Service (NPS) as ranger, biologist and superintendent in national parks across the country and as the 18th Director of the NPS, serving from 2009 to 2017.
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