• UNISDR
  • DesInventar Sendai
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Drought

Unusually dry season, without rain or with rain deficit. As a whole, these are long periods (months, years, and even decades) typical in limited continental areas or on regional scales.

Heat Wave

Rise of atmospheric average temperature well above the averages of a region, with effects on human populations, crops, properties and services.

Sandstorm

A strong wind carrying clouds of sand and dust through the air, usually associated to deserts, desertic areas and areas suffering droughts.

Forest fire

Forest fire. The event includes all open-air fires in rural areas, natural and artificial forests, plains, etc.

Fire

Urban, industrial or rural fires, but not including forest fires. Limited to those induced or highly connected to natural phenomena, such as electrical storms, earthquakes, droughts, etc.