People, Development and Environment
9.15
Volcanic eruptions can have various consequences, including:
•
Threats to aircraft due to volcanic ash.
•
Alteration of global temperatures as volcanic ash
and sulfuric acid droplets block sunlight and cool the
Earth’s lower atmosphere.
•
Eruption hazards associated with lava flows, ashfall,
and pyroclastic flows.
F
LOODS
Floods are high water levels that inundate land that is not
usually submerged. There are three main types of floods:
flash floods, riverine floods, and urban floods.
Flash Floods
Flash floods are rapid inland floods caused by intense
rainfall. They can occur in sloped or flat ...
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