Jewish Tree Huggers: Tu B’Shvat, & Environmentalism at the Sunset Series with Rabbi Jonathan Feldman on Jewish Matters Podcast.

What is the significance of Tu B’Shvat, the New Year for Trees in Jewish tradition?  In modern times it has been identified as a ‘Jewish Arbor Day’, but has been expanded beyond that as a ‘Jewish Earth Day.  Was that its original intent?  Is there a Jewish ethics of ecology that emerges from the Torah, and does it align with our modern ecological sensitivities?