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Hazards in Bulgaria - By Sophia Velinova 10/10 - Coggle Diagram
Hazards in Bulgaria - By Sophia Velinova 10/10
Earthquakes
There are not many earthquakes in Bulgaria.
the country is not prepared for a big earthquake
Strazhitsa Earthquake (1986)
magnitude: 5.7
serious destruction
thousands left homeless
added floors and shops on the ground floors may be considered an earthquake hazard.
Seizmic spots in Bulgaria
these locations have potential to cause earthquakes with magnitude of 6.5 or bigger
Krupnik-Kresna Gorge (1904) - magnitude 7-8
Shabla (1901) - magnitude: 7-7.5
Gorna Oryahovitsa (1913) - magnitude 7
Plovdiv-Chirpan region (1928) - magnitude 7
Sofia region, Provadia, Yambol - magnitude 6.5 - 7
Landslides
Largest landslide in Bulgaria - near Smolyan (2018); remains dangerous
blocked the access of 11 villages to Smolyan
Tonnes of rock mass fell on the road
clearing was not possible due to the risk of new collapses
150-200 students traveled to school despite the danger
despite the risks and the ban, hundreds of people were walking to get to Smolyan
there were problems with a water pipe
new rock mass slides when clearing starts
there was a problem with a power line
Floods
Varna and Dobrich (2014)
at least 12 people died and several are missing
floodwaters - up to 1 meter
cars and homes - swept away
hundreds left without food or electricity
enormous tragedy
Karlovo and Trilistnik (2022)
enormous disaster
1-2 months to clean up the damage
years needed to restore the villages
500 people evacuated; 120 houses under water
tons of agricultural produce were destroyed
people were not insured
Common for all hazards
Bulgaria is not ready for big hazards
such disasters cannot be prevented, and people need to prepare for them and adapt to them
aging infrastructure and poor urban planning increase risks
climate changes bring extreme rainfall and floods.