First 237 words of the document:
Earth hazards revision
Large scale floods: Central European floods-June 2013
Occurred in May/June 2013
7 countries affected
7th wettest spring in 150 years-ground saturated
1ft rain fell in 2 days
Jet stream trapped depression over same area for 5 days causing sustained
heavy rainfall. Rainfall was not evenly distributed as it fell in a highly
concentrated area, increasing levels of damage.
Most rain fell over the Alps leading to orographic rainfall which meant
more rain fell over mountains increasing rainfall further.
Urbanisation and increasing population density meant levels of damage were
greater, as there were more people/ properties at risk.
State of emergency declared
Volunteers reinforced river banks
Residents surround homes with sandbags
Emergency workers use boats to shuttle supplies to cut off areas
80,000 officials on duty
German families airlifted to safety as 2 levees break.
Metal barriers built up to protect historic centre of Prague
350 flood prevention projects planned; however only 80 were completed
Reluctance to spend money on flood defences
Green measures- afforestation to slow surface runoff, allow river to
naturally widen up to a point
Grey measures- levees, channel straightening
Soft measures- flood warnings, educating people on how to prepare for a