However, the destroyed balance in the diversity of biological species means that some animals are endangered and therefore need to be preserved. The number of animals decreases not only due to direct destruction, but also due to the deterioration of environmental conditions in the territories and habitats.
For instance, after certain species like the Bald Eagle have become extinct, the environmental dangers associated with their extinction have resulted in harmful effects on the human health.
I started the new one and you can continue Accordingly, lands shrink and animals are exposed to the d anger of naturerisking to be without shelters. This means that extinction might be caused by a gradual process or by a sudden catastrophic event that was experienced by the dinosaurs and the species living along with it.
Determining the exact time dinosaurs went extinct is still problematical because of the reasonable resolution of carbon dating.
Other methods of age determination are often less accurate or less useful in certain situations. Thus, there is still hope for planet Earth. Now in Africa, herds of Zebra are very numerous, and one of the most interesting - Zebra-Quagga was exterminated completely.
To the above examples of extermination of animals I can add tigers and lions, leopards and cheetahs, beavers, sables, wild horses, camels, kangaroos, tapirs and many other species of animals and birds - this list will be long: The distributions of Cairnia scutulata, Ophrysia superciliosa, Choriotis nigriceps and several other birds have been greatly restricted during the past few decades.
Get Full Essay Get access to this section to get all help you need with your essay and educational issues. We all know about such powerful anthropogenic impact on the environment as dams of hydroelectric power plants.
It is a fact that many species are on the verge of extinction but at the same time prove to be useful from the scientific perspective. It was suggested that this happened when the Indian subcontinent passed over the Chagos Archipelago plume as India drifted north to collide with Asia.
We should not forget that we still need them in our meals. Ausich and Lane The chemical changes in the atmosphere brought about by the asteroid struck was suitable for most of the living things at that time because it was assumed that there were high concentrations of sulfuric acid, nitric acid, and fluoride compounds.
In fact, I disagree with idea that animals have been created to serve human being so that we have the right to do whatever we want on them. Ward, a scientist studying this theory, suggested that the normal atmospheric oxygen level is around 21 percent, but evidence indicates that at the time of the Great Dying it dropped to about 16 percent — the equivalent of trying to breathe at the top of a 14,foot mountain.
To biological diversity of the Earth has suffered irreparable damage, and further reduce the number of species of animals and plants continues. It was not only the extinction of large vertebrates living on land, sea and air but also of some tropical invertebrates, planktons and some land plants.
Ausich, William and N. There are ways, however, to slow down or even turn back the processes of extinction; one of them, the more traditional one, is the reintroduction of cage-bred species to their natural environments.
A successful theory is said to have been a theory that has not only explained why dinosaurs become extinct but also why and what happened to the marine ecosystems, why so many plants and animals died out and why some were able to survive.
Both of these species were functionally unique species strongly affecting their environments, so their vanishing had changed the ecosystems they lived in as well. National Geographic Society, n. Definitely, it is an occasion to think about each inhabitant of the planet, because the loss of individual species will inevitably lead to global environmental problems, threatening the stability of the whole ecosystem of the Earth.
It was specified in one latest theory that a gamma ray beam striking the Earth would break up molecules in the stratosphere, causing the formation of nitrous oxide and other chemicals that would destroy the ozone layer and shroud the planet in brown smog.
This iridium-enriched layer is present at numerous localities in Europe, North America, and the deep sea. As a result, that led???
Even in a relatively not-so-distant past, some animal species had gone extinct completely: The destruction in order to protect agricultural products. Therefore, the following essay on extinction of animals will make an attempt to clarify the question of animal protection.
Did you like the essay? This might have caused the predation of some mammals, eating dinosaur eggs to prevent anew generation form coming in. The Chicxulub is an impact crater that is mile-wide km1-mile-deep m.
Even during the times of the Mughal rulers, India was very rich in virgin forests, climax vegetations, and clean natural habitats conducive to wildlife.
This means that proper measures should be taken in order to prevent the potential damage to human welfare. This and several other species of whales are now on the international endangered species list. Of course, the essential first and major step in the management of ungulates and other wildlife is to conserve their natural habitat, or to create more such habitats and to improve the existing ones so as to make them more suitable for the wildlife.Endangered Species Essay What is known as the Endangered Species Act began in mid In order for the Fish and Wildlife Service to expand their efforts to protect endangered species, Congress enacted the Endangered.
Great collection of paper writing guides and free samples. Ask our experts to get writing help. Submit your essay for analysis. Free The Sixth Extinction papers, essays, and research papers. My Account. Your search returned over essays for " - This essay will closely analyze the restaurant scene and the scene where Dr Crow is in the house with both Cole and his mother and discuss the techniques used to make the audience believe that Dr Crow is alive.
The Sixth. The Leading Causes Of Animal Extinction Biology Essay.
Introduction: Every organism and species has the right to live in a harmonious and safe world, hence nobody has authority to take away others’ lives. The Extinction is one of the most popular assignments among students' documents.
If you are stuck with writing or missing ideas, scroll down and find inspiration in the best samples. Extinction is quite a rare and popular topic for. Mass Extinction Essay - ABSTRACT Several mass extinctions have occurred during the Earth’s history. The Cretaceous – Tertiary Boundary (K-T) Extinction caused the loss of at least three-quarters of all species known at that time including the dinosaurs.
The cause of this mass extinction is a controversial subject among scientists but the.Download