natural disasters. what are natural disasters? natural disasters are disasters that occur in this...

of 30 /30
Natural Disaste rs

Upload: evelyn-sutton

Post on 28-Dec-2015

310 views

Category:

Documents


2 download

TRANSCRIPT

Page 1: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

Natural Disasters

Page 2: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

What are Natural What are Natural Disasters?Disasters?

Natural Disasters are disasters that occur in this Natural Disasters are disasters that occur in this world naturally.world naturally. Natural disasters can happen at any location at Natural disasters can happen at any location at

any time throughout the universe. any time throughout the universe. Natural disasters can destroy cities, or Natural disasters can destroy cities, or

sometimes a whole country if it is that sometimes a whole country if it is that severe. severe.

They can occur on land, in the water, and They can occur on land, in the water, and with the weather.with the weather.

Page 3: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

Natural DisastersNatural Disasters

Page 4: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

What are land movement What are land movement disasters?disasters?

Land movement disasters are Land movement disasters are disasters that occur on land. disasters that occur on land.

Some land movement Some land movement disasters are earthquakes, disasters are earthquakes, avalanches, volcanic eruptions, avalanches, volcanic eruptions, wildfires, landslides and many wildfires, landslides and many more.more.

Page 5: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

AvalanAvalanchesches

Avalanches are Avalanches are rapid downhill flow rapid downhill flow of a large mass of of a large mass of snow or ice snow or ice dislodged from a dislodged from a mountainside or mountainside or the top of a high the top of a high cliff, or a similar cliff, or a similar fall of rocks and fall of rocks and earth.earth.

Avalanches are Avalanches are usually downhill fall of usually downhill fall of snow or mud but snow or mud but sometimes it may get sometimes it may get mixed up with mud.mixed up with mud.

Page 6: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

AvalanchesAvalanches

Page 7: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

Volcanic Eruptions A volcano is an opening in the A volcano is an opening in the

planets surface which lets hot, planets surface which lets hot, rocks, ash, molten lava, and rocks, ash, molten lava, and gases onto the surface from gases onto the surface from inside the planet. inside the planet.

Volcanic activity involving the Volcanic activity involving the extrusion of rock intends to extrusion of rock intends to form mountains over a period form mountains over a period of time.of time.

Volcanoes are found where Volcanoes are found where tectonic plates are either tectonic plates are either diverging or converging. diverging or converging.

A volcanic eruption is when a A volcanic eruption is when a volcano erupts and lets out volcano erupts and lets out lava, rocks, ash, and many lava, rocks, ash, and many more things. more things.

These things that are let out These things that are let out during a volcanic eruption are during a volcanic eruption are from the inside of the planet. from the inside of the planet.

Volcanoes can form where Volcanoes can form where there is stretching and thinning there is stretching and thinning of the planet’s crust or surface.of the planet’s crust or surface.

Page 8: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

Volcanic Eruptions

Page 9: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

Wildfires• Wildfires are common in Wildfires are common in

different parts of the world different parts of the world and they happen in cycles. and they happen in cycles.

• They are useful in the They are useful in the wilderness sometimes wilderness sometimes because the effects of the because the effects of the fires help some species with fires help some species with growth and reproduction. growth and reproduction.

• Nine out of ten wildfires are Nine out of ten wildfires are caused by humans caused by humans interaction.interaction.

Wildfires are when fire is Wildfires are when fire is spreading quickly. A wildfire spreading quickly. A wildfire is a fierce fire that spreads is a fierce fire that spreads rapidly and mostly in an area rapidly and mostly in an area of wilderness of wilderness

A wildfire is any uncontrolled A wildfire is any uncontrolled fire which occurs in fire which occurs in wilderness, wild lands, or wilderness, wild lands, or bushes. bushes.

Another word to say wildfire Another word to say wildfire can be bushfire, hill fire, and can be bushfire, hill fire, and many more things can be the many more things can be the same meaning as a wildfire. same meaning as a wildfire.

Wildfires means something Wildfires means something furious or destructive. furious or destructive.

Page 10: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

Wildfires

Page 11: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

EarthquakesEarthquakesEarthquakes are shaking of the Earth’s crust. Earthquakes are shaking of the Earth’s crust. An earthquake is a violent shaking of the Earth’s An earthquake is a violent shaking of the Earth’s

crust that may cause destruction to buildings crust that may cause destruction to buildings and cities.and cities.

Earthquakes are caused mostly by rapture of Earthquakes are caused mostly by rapture of geological faults, also by volcanic activity, geological faults, also by volcanic activity, landslides, mine blasts, and nuclear landslides, mine blasts, and nuclear experiments.experiments.

Some earthquakes that happened before are Some earthquakes that happened before are the Haiyuan earthquake in 1920 which the Haiyuan earthquake in 1920 which happened in China, Messina earthquake in 1908 happened in China, Messina earthquake in 1908 which happened in Italy, and the Quito which happened in Italy, and the Quito earthquake in 1797 which happened in Ecuador. earthquake in 1797 which happened in Ecuador.

Page 12: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

Earthquakes Earthquakes

Page 13: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

Water DisastersWater Disasters Water Disasters are disasters that Water Disasters are disasters that

occur in water such as oceans, rivers, occur in water such as oceans, rivers, lakes, etc.lakes, etc.

Some types of water disasters are Some types of water disasters are droughts, tsunamis, tidal waves, droughts, tsunamis, tidal waves, floods, and many more.floods, and many more.

Page 14: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

DroughtsDroughts

• Droughts are long period of extremely Droughts are long period of extremely dry weather when there is not enough dry weather when there is not enough rain for the successful growing of crops rain for the successful growing of crops or the replenishment of water supplies.or the replenishment of water supplies.

Page 15: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

FloodsFloods Floods are water covering previously dry area.Floods are water covering previously dry area. A flood is a very large amount of water that has A flood is a very large amount of water that has

overflowed from a source such as a river, lake, overflowed from a source such as a river, lake, and ocean. and ocean.

They can also have overflowed a broken pipe They can also have overflowed a broken pipe onto a previously dry area. onto a previously dry area.

The damages after a flood is harsh because The damages after a flood is harsh because everything or parts of things will be under water everything or parts of things will be under water and the effects of a flood can kill many people. and the effects of a flood can kill many people.

Page 16: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

FloodsFloods

Page 17: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

TsunTsunamisamis

• Tsunami is a large Tsunami is a large destructive ocean wave destructive ocean wave caused by an caused by an underwater earthquake underwater earthquake or some other or some other movement of the movement of the earth’s surface. earth’s surface.

• A tsunami is a series of A tsunami is a series of waves created when a waves created when a body of water is quickly body of water is quickly displaced. displaced.

• Earthquakes, and Earthquakes, and volcanic eruptions, may volcanic eruptions, may happen underwater or happen underwater or above water which above water which causes a start of causes a start of tsunami in the oceans, tsunami in the oceans, rivers, or coastlines. rivers, or coastlines.

• Tsunamis can savagely Tsunamis can savagely attack coastlines, causing attack coastlines, causing devastating property devastating property damage and loss of life.damage and loss of life.

• Tsunamis are sometimes Tsunamis are sometimes called tidal waves called tidal waves because they may because they may resemble a non-lunar-tidal resemble a non-lunar-tidal rush of rapidly rising rush of rapidly rising water, rather than big water, rather than big cresting waves reaching cresting waves reaching the shore. the shore.

• Some tsunamis are in the Some tsunamis are in the Indian Ocean which Indian Ocean which happened with a happened with a earthquake as well. earthquake as well.

Page 18: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

Tsunami Tsunami

Page 19: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

Weather DisastersWeather Disasters

Weather disasters are disasters that Weather disasters are disasters that occur with the weather and causes occur with the weather and causes changes in the weather. changes in the weather.

Some types of weather disasters are Some types of weather disasters are tornadoes, cyclones, hurricanes, tornadoes, cyclones, hurricanes, blizzards, lighting, thunderstorms.blizzards, lighting, thunderstorms.

Page 20: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

Hurricanes Hurricanes Hurricanes are several tropical storms that can form in the Hurricanes are several tropical storms that can form in the

Atlantic Ocean, Caribbean Sea, Gulf of Mexico, and in the Atlantic Ocean, Caribbean Sea, Gulf of Mexico, and in the Pacific Ocean. Pacific Ocean.

Hurricanes gather heat and energy through contact with warm Hurricanes gather heat and energy through contact with warm ocean waters. ocean waters.

Hurricanes are named so people can spot and identify them Hurricanes are named so people can spot and identify them while they move across the ocean. while they move across the ocean.

Hurricanes that occur at the seas, and oceans cause large Hurricanes that occur at the seas, and oceans cause large waves, heavy rain, and high winds. These things can cause waves, heavy rain, and high winds. These things can cause destruction to international shipping and may cause many destruction to international shipping and may cause many shipwrecks. shipwrecks.

Tropical cyclones is another name for hurricanes when it is at Tropical cyclones is another name for hurricanes when it is at a certain level or at a certain size. a certain level or at a certain size.

Some hurricanes that have occurred are the Bombay Some hurricanes that have occurred are the Bombay Hurricane in 1882 in India, and Hurricane Katrina which Hurricane in 1882 in India, and Hurricane Katrina which happened in the United States. happened in the United States.

Page 21: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

HurricaneHurricaness

Page 22: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

Lighting Lighting storms storms

and and ThunderThunderstormsstorms

Lighting storms and Lighting storms and thunderstorms are thunderstorms are basically the same thing.basically the same thing.

They both contain flashes They both contain flashes of lighting striking an area of lighting striking an area and the effects of the and the effects of the lighting causes thunder.lighting causes thunder.

Sometimes during these Sometimes during these storms, it also rains, storms, it also rains, snows or hails in certain snows or hails in certain cases. cases.

A lighting is caused when A lighting is caused when a electrical charge is a electrical charge is contained in a cloud and contained in a cloud and then releases it on the then releases it on the earth’s surface. The earth’s surface. The temperature of a lighting temperature of a lighting bolts is extremely hot.bolts is extremely hot.

Page 23: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

Lighting storms Lighting storms and and

ThunderstormsThunderstorms

Page 24: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

TornadoesTornadoes Tornadoes can happen Tornadoes can happen

when there is a when there is a thunderstorm. The color thunderstorm. The color of tornadoes ranges of tornadoes ranges from shades of gray, from shades of gray, shades of brown, and shades of brown, and white. Some times they white. Some times they are not that visible to are not that visible to see. see.

A tornado is a A tornado is a dangerous rotating dangerous rotating column of air which is column of air which is connected to the surface connected to the surface of the earth and a clod. of the earth and a clod. It destroys anything it It destroys anything it touches in its path. touches in its path.

Tornadoes are Tornadoes are extremely destructive extremely destructive funnel-shaped rotating funnel-shaped rotating column of air that column of air that passes in a narrow path passes in a narrow path over land. over land.

Tornadoes can come in Tornadoes can come in many sizes and shapes. many sizes and shapes. The usual shape of a The usual shape of a tornado is a funnel, tornado is a funnel, which is seeable and is which is seeable and is narrow end touches the narrow end touches the earth’s surface. earth’s surface.

Page 25: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

Tornadoes Tornadoes

Page 26: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

CyclonesCyclonesA cyclone is a large-scale storm system with A cyclone is a large-scale storm system with heavy rain and winds that rotate heavy rain and winds that rotate counterclockwise in the Northern Hemisphere and counterclockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere around and clockwise in the Southern Hemisphere around and toward a low pressure center.toward a low pressure center.Cyclones have also been seen on other planets Cyclones have also been seen on other planets other then the Earth, such as Mars, and Neptune.other then the Earth, such as Mars, and Neptune.Some deadly cyclones that happened before are Some deadly cyclones that happened before are the Bhola cyclone in Bangladesh in 1970, the the Bhola cyclone in Bangladesh in 1970, the India cyclone in India in 1839, the Calcutta India cyclone in India in 1839, the Calcutta cyclone in India in 1737, and the Bangladesh cyclone in India in 1737, and the Bangladesh cyclone in Bangladesh in 1991.cyclone in Bangladesh in 1991.

Page 27: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

CycloCyclones nes

Page 28: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

ResourcResourceses http://en.wikipedia.org/wiki/File:Hurricane_Katrina_August_28

_2005_NASA.jpg hurricanes .

http://en.wikipedia.org/wiki/File:Timpavalanche.jpg avalanches

http://www.emergencysurvivalkitsblog.com/wp-content/uploads/2008/12/tornado-natural-disaster.jpg tornadoes

http://livesaildie.com/files/2007/04/tsunami-wave.jpg tsunami http://www.utexas.edu/features/2006/hurricanes/graphics/hurric

anes5.jpg hurricane

http://www.cosmosmagazine.com/files/imagecache/news/files/20061201_earthquake.jpg earthquakes

http://news.nationalgeographic.com/news/2006/05/images/volcano.jpg volcano

http://www.rocksonfire.com/volcano%20eruption.jpg volcano eruption

Page 29: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

ResouResourcesrces

http://library.thinkquest.org/03oct/01027/cyclone.jpg cyclones

http://www.realestatesizzle.com/wp-content/uploads/2007/07/bayshore_flood_small.jpg floods

http://www.co.pennington.sd.us/_pictures/flood.jpg floods http://www.windsun.com/pictures/Lightning1.jpg lightning http://www.insidesocal.com/tomhoffarth/lightning.jpg

lightning http://www.tetonwyo.org/em/docs/images/avalanche2.jpg

avalanches http://www.waco-texas.com/city_depts/fire/images/tornado.JPG

tornadoes http://static.howstuffworks.com/gif/earthquake-gallery-3.jpg

earthquakes

Page 30: Natural Disasters. What are Natural Disasters? Natural Disasters are disasters that occur in this world naturally. Natural Disasters are disasters that

ResourceResourcess

http://schools-wikipedia.org/2006/images/64/6469.jpg cyclones http://www.jobsletter.org.nz/images/tsunami.jpg tsunami http://www.air-and-space.com/LockettBooks%20prints/

19911011%20Gaviota%2036%20Lightning%20Lulu%2011x14%20l.jpg lightning

http://blogs.tnr.com/tnr/blogs/environmentandenergy/Drought%20Pix.jp drought

http://www.j2fi.net/wp-content/uploads/2007/11/drought.jpg Drought

https://www.assurancegroup.com/IMSPlus/Sec/wildfire4.jpg Wildfire

http://ti.org/Wildfire.jpg wildfire http://www.geog.umd.edu/research/projects/Images/

wildfire_consumption.gif wildfire