Geo�tourism Development Group Newsletter
MacGillivray Freeman Films
2012 (Yellowstone Caldera
(Old Faithful
Volcano Explosivity Index)
)
(VEI Â
(Anak Krakatoa
(Krakatoa)
Tagaytay City Disaster Risk Reduction and Management Office
(Plantae) (Magnoliophyta) (Magnolopsida) (Fagales) (Casuarinaceae) (Casuarina) (Casurina equisetifolia)
hkgtgnewed@gmail.com