French Polynesia
occasional cyclonic storms in January

French Southern and Antarctic Lands
Ile Amsterdam and Ile Saint-Paul
are inactive volcanoes; Iles Eparses subject to periodic cyclones;
Bassas da India is a maritime hazard since it is under water for a
period of three hours prior to and following the high tide and
surrounded by reefs
volcanism: Reunion Island - Piton de la Fournaise (elev. 2,632 m,
8,635 ft), which has erupted many times in recent years, including
2010, is one of the world's most active volcanoes; although rare,
eruptions outside the volcano's caldera could threaten nearby cities

Gabon
NA

Gambia, The
drought (rainfall has dropped by 30% in the last 30
years)

Gaza Strip
droughts

Georgia
earthquakes

Germany
flooding

Ghana
dry, dusty, northeastern harmattan winds occur from January to
March; droughts

Gibraltar
NA

Greece
severe earthquakes
volcanism: Santorini (elev. 367 m, 1,204 ft) has been deemed a
"Decade Volcano" by the International Association of Volcanology and
Chemistry of the Earth's Interior, worthy of study due to its
explosive history and close proximity to human populations; although
there have been very few eruptions in recent centuries, Methana and
Nisyros in the Aegean are classified as historically active