[permaculture] Anthropogenic global warming and permafrost thawing -- Siberia's 'doorway to the underworld' is getting so big it's uncovering ancient forests - ScienceAlert
Subject: [permaculture] Anthropogenic global warming and permafrost thawing -- Siberia's 'doorway to the underworld' is getting so big it's uncovering ancient forests - ScienceAlert
[permaculture] Anthropogenic global warming and permafrost thawing -- Siberia's 'doorway to the underworld' is getting so big it's uncovering ancient forests - ScienceAlert,
Lawrence London, 04/22/2017