What is a disaster?
A disaster is an event that causes a lot of damage.
Which are the places that experience regular floods.
Bihar, West Bengal and Assam
What are the precautions we should take in order to prevent a drought?
It is important to store and conserve water when there is a good monsoon. This water stored in reservoir and tanks is the available during a failed monsoon. Rainwater harvesting, where water that falls on the grounds, is collected for use, is also useful.
Which cyclone hit Chennai in December 2016?
Varadah
What are the causes of landslides?
Landslides usually occur when there is very heavy rain in the mountains. This loosens the rocks and soil and makes Them move. Landslides become more frequent where there is heavy deforestation. The land is exposed since there are no trees to hold the soil together with their roots. A major landslide can destroy entire villages. The Himalayan area is a landslide-prone one.
What is a flood?
A flood occurs when dry areas are covered with a lot of water.
When does drought happen?
A drought happens when there is little or no rain for a long time.
What is a cyclone?
A cyclone is an extremely strong storm in which strong winds move in a circle. this is accompanied by heavy rain which sometimes leads to flooding.
What was the speed of cyclone Vardah?
130 km/hr
What are the preventions of landslides?
It is important to ensure that trees in the mountains are not cut as their roots hold the soil. It is also important to be watchful during very wet weather, so that people can move to safe places if a landslide is likely to occur.
What are the causes of flood?
When it rains quiet heavily, the water levels in rivers keeps rising. When they are unable to hold the water, it flows over the banks and floods the surrounding areas.
What are the causes of drought.
The most important reason for drought in India is the failure of the monsoon over several years. When the rain fails, the land dries up.
What are the causes of cyclones?
Cyclones are natural phenomena that happen when air over the sea become warm very quickly and rises upwards. Cooler air rushes in to take its place. This fast-moving air swirls around in a circle and creates a cyclone. Cyclones form over the sea and move towards coastal areas.
How many people were killed in cyclone Vardah?
15
What is an earthquake?
When the surface of the earth shakes and trembles, this is an earthquake. Earthquakes can be minor or major depending on how severely the earth moves.
What are the causes of flooding?
Flooding causes damage to the countryside and the farmers' field. Cities also get flooded by overflowing of rivers or if there is very heavy rain and the drainage system cannot drain the water fast enough
What are the effects of drought in India?
Farmers cannot irrigate their crops. Crops provide farmers with their livelihood so they face huge losses when there is a drought.
What are the effects of cyclones?
When a cyclone reaches land, strong winds can uproot trees and destroy houses. The sea is very rough and fishermen can drown if at sea. Andhra Pradesh, Odisha and Tamil Nadu are cyclone-prone areas. Cyclones that hit Bangladesh also have an effect on neighboring parts of India.
How many people had to abandon their homes in cyclone Vardah?
1500
What are the causes of earthquakes?
The centre of the earth is made up of molten rocks and gases that are very hot. Sometimes the heat and movement inside the earth become very strong. When this happens, it can be felt on the surface of the earth as an earthquake. The place on the surface of the earth where the earthquake is strongest is called the Epicentre. Places far away from the Epicentre can also feel the tremors (shaking) if the earthquake is very strong.
Drinking water gets contaminated by the dirty flood water, so waterborne diseases such as ________ can spread.
cholera
What are the drought prone areas?
Maharashtra, Karnataka, Andhra Pradesh, Gujarat and rajasthan, where there is usually scanty rainfall, are drought prone areas.
How can we prevent cyclones?
Weather scientists can say when a cyclone is forming over the sea. People are warned to take care and stay indoors, or if the cyclone is likely to be very severe, to move to other places. Fishermen are warned not to go out to sea. Medical kits, emergency medicines, first aid kits, food and water, torches and portable radio with batteries are all kept ready. The buildings in cyclone-prone areas should be built to withstand the force of the winds.
What is a landslide?
A landslide happens when the rocks and soil on mountains move suddenly. They start sliding down the slopes, destroying everything on their way.
What is Epicentre?
The place on the centre of the earth there the earthquake is strongest is called the Epicentre.