You asked: How did the 2004 tsunami affect the ecosystem?

There were some environmental impact as an aftermath of the tsunami. In the affected region, crops were destroyed and farm land was ruined by the salt water. Many forest and trees such as mangrove forests along the coast were also destroyed. Coral reefs and coastal wetlands were damaged.

How did the 2004 tsunami impact the environment?

Environmental impacts of the tsunami

Farm land ruined by salt water. 8 million litres of oil escaped from oil plants in Indonesia. Mangrove forests along the coast were destroyed. Coral reefs and coastal wetlands damaged.

How does a tsunami affect an ecosystem?

Environmental impacts

A tsunami changes the landscape. It uproots trees and plants and destroys animal habitats such as nesting sites for birds. Land animals are killed by drowning and sea animals are killed by pollution if dangerous chemicals are washed away into the sea, thus poisoning the marine life.

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What animals were affected by the 2004 tsunami?

According to eyewitness accounts, the following events happened: Elephants screamed and ran for higher ground. Dogs refused to go outdoors. Flamingos abandoned their low-lying breeding areas.

How does an ecosystem recover after a tsunami?

For tsunami and especially hurricane protection, coastal ecosystems like mangroves, barrier islands, wetlands, and coral reefs can absorb and reduce wave energy and water height, thereby protecting the land from erosion, but at the same time, they can sustain heavy damage from the energy of the water.

How did the 2004 tsunami affect South Africa?

In a total of 3 tidal waves classified as a tsunami since 1969 a total of 3 people died in South Africa. … The biggest impact in terms of lifes, injuries, destroyed homes and economy had been a tsunami on 12/26/2004. A tidal wave of up to 1.5 meters killed 3 humans and destroyed vast areas.

What can be expected to happen to the ecosystem that was most severely hit by the tsunami?

In December 2004, a tsunami (giant wave) destroyed many of the marine organisms along the coast of the Indian Ocean. What can be expected to happen to the ecosystem that was most severely hit by the tsunami? A. The ecosystem will change until a new stable community is established.

What are the impacts of disaster on ecology and environment?

Deforestation, forest management practices, agriculture systems etc. can exacerbate the negative environmental impacts of a storm or typhoon, leading to landslides, flooding, silting and ground/surface water contamination.

What areas were affected by the 2004 tsunami?

The tsunami killed at least 225,000 people across a dozen countries, with Indonesia, Sri Lanka, India, Maldives, and Thailand sustaining massive damage. Indonesian officials estimated that the death toll there alone ultimately exceeded 200,000, particularly in northern Sumatra’s Aceh province.

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How do natural disasters affect the ecosystem?

Earthquakes, landslides, volcanic eruptions and natural bush fires all affect the many different ecosystems on our planet. Initially, these disasters negatively affect the biodiversity of wetlands, forests and coastal systems by causing the spread of invasive species, mass species mortality and loss of habitat.

What did the dogs in Galle do *?

Explanation: Two dogs of a person living in Galle refused to go for their routine morning walk to the beach and thus saved their and their owner’s lives.

Why only few animals died in the tsunami?

Answer: Very few animals were killed in the tsunami. Perhaps they feel the tremor much before humans do. Secondly, the animals have sixth sense. They can guess the coming disaster and so run away to safer places/higher ground.

Can dogs sense tsunami?

First, it’s possible that the animals may have heard the quake before the tsunami hit land. The underwater rupture likely generated sound waves known as infrasound or infrasonic sound. … But many animals—dogs, elephants, giraffes, hippos, tigers, pigeons, even cassowaries—can hear infrasound waves.

How does an ecosystem recover from a flood?

The major mechanisms of recovery in such ecosystems are primary and secondary succession. … In secondary succession, which follows a disturbance in an area with existing communities of organisms, biological remnants (such as buried seeds) survive, and the recovery process begins sooner.

What is the eco system?

An ecosystem is a geographic area where plants, animals, and other organisms, as well as weather and landscape, work together to form a bubble of life. Ecosystems contain biotic or living, parts, as well as abiotic factors, or nonliving parts. … Abiotic factors include rocks, temperature, and humidity.

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What are the economic impacts of a tsunami?

Immediately following a tsunami disaster, many businesses will be unable to trade because of destruction to premises, stock, machinery, facilities, transport networks, supplies and loss of staff. All sectors of the business community are likely to be affected, though to various degrees of severity (see Table 2).