COMSCIE.pdf Natural Disaster by Venesh&Nytiri

Natural disaster

2. -Anearthquakeoccurswhenthere
isasuddenreleaseofenergyinthe
Earth'scrust,causingseismic
waves.Thisreleaseofenergycan
becausedbyshiftingtectonic
plates,volcanicactivity,orman-
madeactivitiessuchasminingor
drilling.

3. -The1556Shaanxiearthquakein
Chinaisconsideredthedeadliest
earthquakeinrecordedhistory.It
strucktheHuaxian,Weinan,and
Huayinregionsandclaimedan
estimated830,000lives.
WORST TRAGEDY

4. -Avolcaniceruptionhappens
whenmoltenrock,gas,and
ashescapefrombeneaththe
Earth’scrust,spewingoutfrom
avolcano’svent.Eruptionscan
beexplosive,emittinglavaand
pyroclasticflows,oreffusive,
wherelavaflowsmoregently.

5. -
-The1815eruptionofMount
TamborainIndonesiais
consideredthemostpowerful
volcaniceruptioninrecorded
history.Itkilledatleast71,000
peopledirectlyandindirectly,
causingglobalclimaticchanges,
withthefollowingyearknownas
the"YearWithoutaSummer."

6. -Atsunamiisaseriesofocean
wavescausedbythe
displacementofalarge
volumeofwater,typicallydue
toanunderseaearthquake,
volcaniceruption,orlandslide.
Thesewavescanreachgreat
heightsastheyapproach
coastalareas,causing
widespreaddestruction.

7. -
-The2004IndianOceantsunami
wastriggeredbya9.1–9.3
magnitudeunderseaearthquake.It
killedanestimated230,000–
280,000peopleacross14
countries,makingitoneofthe
deadliestnaturaldisastersin
human history.
WORST TRAGEDY

8. -Thesearepowerfultropical
stormswithwindsexceeding
74mph(119km/h).They
formoverwarmoceanwaters
andcanbringheavyrains,
stormsurges,andstrong
winds,causingwidespread
floodingandwinddamage.

9. -
-The1970BholacycloneinEast
Pakistan(nowBangladesh)is
consideredthedeadliestcyclonein
history.Itcausedanestimated
300,000to500,000deaths,mostly
fromfloodingduetothestorm
surge.
WORST TRAGEDY

10. -Afloodoccurswhenwater
inundateslandthatisusually
dry.Floodscanbecausedby
heavyrain,riveroverflow,
stormsurges,ordambreaks,
leadingtothesubmersionof
land and property.

11. -
-The1931Chinafloodsare
regardedasthedeadliestfloodsin
recordedhistory,withestimates
suggestingbetween1millionand4
millionpeoplediedfromthe
floodinganditsaftereffectssuchas
diseaseandfamine.
WORST TRAGEDY

12. -Alandslideisthemovement
ofrock,earth,ordebrisdown
aslopeduetogravity.They
canbe triggeredby
earthquakes, volcanic
eruptions,deforestation,or
heavy rainfall.

13. -
-The1970Ancashearthquakein
Perutriggeredamassivelandslide
fromMountHuascarán,which
buriedthetownofYungay.The
disasterresultedinthedeathsof
over66,000people..
WORST TRAGEDY

14. THANKYOU!!!
BY: NytiriS. Javier & VeneshNicole C. Guevarra