English lesson about Natural Disaster
Today’s lesson we would like to teach you a few vocabulary words about Natural Disaster.
What is Natural Disaster ?
A natural event such as a flood, earthquake, or hurricane that causes great damage or loss of life.
“the number of people suffering food crises as a result of natural disasters has tripled in the last thirty years”
Natural disasters kill on average 60,000 people per year, globally. Sad but it’s true .Historically, droughts and floods were the most fatal disaster events. Deaths from these events are now very low – the most deadly events today tend to be earthquakes.
Take a look at different types of natural disasters and what it does to earth.
Volcanic eruptions happen when lava and gas are discharged from a volcanic vent. … Volcanic eruptions often cause temporary food shortages and volcanic ash landslides called Lahar. The most dangerous type of volcanic eruption is referred to as a ‘glowing avalanche’.
An avalanche is a mass of snow that slides rapidly down an inclined slope, such as a mountainside or the roof of a building. Avalanches are triggered by either natural forces (e.g. precipitation, wind drifting snow, rapid temperature changes) or human activity. … Avalanches are sometimes called snowslides.
A hurricane is a type of cyclone, which is a generic term for any powerful, rotating storm that originates in warm tropical oceans and creates strong winds and heavy rain. … A weather system technically becomes a hurricane once it reaches wind speeds of 74 mph (before that, it’s called a tropical storm).
Nearly 85 percent* of wildland fires in the United States are caused by humans. Human-caused fires result from campfires left unattended, the burning of debris, equipment use and malfunctions, negligently discarded cigarettes, and intentional acts of arson. Lightning is one of the two natural causes of fires.
Dry season, it has lower chance of rainfall, low humidity, which causes watering holes and rivers to dry up. This is probably the most comfortable season a tropical country like the Philippines could face. Since there are less chances of rain, there are lesser chances of experiencing flood.
Windy – abounding in or exposed to the wind or breezes; “blowy weather”; “a windy bluff” blowy, breezy. stormy – (especially of weather) affected or characterised by storms or commotion; “a stormy day”; “wide and stormy seas” 2.
An earthquake is the result of a sudden release of stored energy in the Earth’s crust that creates seismic waves. … At the Earth’s surface, earthquakes may manifest themselves by a shaking or displacement of the ground. Sometimes, they cause tsunamis, which may lead to loss of life and destruction of property.
Flood ,when water inundates land that is normally dry, this is called a flood. … Floods are a natural process, but mankind’s activities affect flooding. Floods occur at irregular intervals and vary in size, area of extent, and duration.
A tsunami is a series of ocean waves that sends surges of water, sometimes reaching heights of over 100 feet (30.5 meters), onto land. These walls of water can cause widespread destruction when they crash ashore.
Vocabulary Words :
Rosie will read it for you .
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