Hoy hemos lanzado nuestro nuevo website. Explica a tus visitantes porqué has empezado una nueva...
Leer más
center>
Juga Un Poco Con El Jamster
natural disasters
Whileavalanchesare sudden,the warning signsarealmost alwaysnumerous.In 90%of incidents involvingavalanches,snowslidesare causedby the victimorany memberofthe victimgroup.Avalancheskill more than150 peopleworldwideeach year.Mostof the victims arepeople who goby snowmobileorsnowboardersorskiers.
Manyavalanchesare smallslidesdrypowder snowthat moves aformlessmass.These"scrubs" representa tiny fraction ofthe death and destructionthat involveolder siblings andmore organized.Thedisastrousavalanchesoccur whenhugesnowpackemerge fromthemountainsideandshatter likebroken glassas theyrushdown the hill.Thesemoving massescanreach a speedof 130kilometersper hour inabout five seconds.Victimscaught inthese eventscan almost neverescape.Avalanches aremost commonduring andafterthe 24hours followingthe stormsthat discharge30 inchesor moreof fresh snow.This rapidstackingthe snowoverloadwhich causesa weaklayer under thebigslabfractures.Layers arean archive ofwinterweather:heavy snow,drought, rain,snowandheavy frosts.The mannerin whichthe layersadheredeterminetheease with whichweakensoneand cause aslippage.
Aterremoto1(Latin:terra"earth" andmotus"movement"),also calledearthquakeorearthquake(Greekσεισμός"shaking" and "earthquake")is a phenomenon ofsudden shockandpassingof the crustproducedby the release ofenergy storedin the formof seismic waves.The most commonare caused bythe ruptureof geological faults.They can also occurfor other reasonssuch as, frictionon the edgeof tectonic plates,volcanic processesor evenbe producedby manwhen testingunderground nucleardetonations.
The point of originofan earthquakeis called thehypocenter.The epicenter is thepoint on theEarth's surfacedirectly above the hypocenter.Depending onits intensityand origin,an earthquakecan causedisplacementofthe earth's crust, landslides, tsunamisorvolcanic activity.For the measurement ofthe energy released byan earthquakedifferent scalesare usedamong whichthe Richter scaleis the mostknown and usedinthe media
A flood isthe occupation bywaterareasthat are usuallyfree of this,either byoverflowing riversand streamsbyrainfallor snowmelt,or seasbyrisingtidesabove theusual leveloravalanchescaused bytsunamis.
Theriver floodsarenatural processesthat have occurredperiodicallyand have beenthe causeofthe formation ofthe plainsinriver valleys,fertile landstraditionallydevelopedagriculturein the valleys andriverbanks.
In coastal areastheseaattackshave servedto shapeand createcoastalwetlandsandlagoonsand lakesthat following itsoccupationatopic,have becomevulnerableareas