Alaska’s Wildlife: on the Verge of Extinction - Реферат

бесплатно 0
4.5 47
Problem of disappearance of rare species of animals and birds on Alaska. Black bears, American elks and musk oxen. Decrease in quantity of sea otters and petrels. Mission of restoration of the wild nature. Program of researches of University Ferbanks.

Скачать работу Скачать уникальную работу

Чтобы скачать работу, Вы должны пройти проверку:


Аннотация к работе
FAR-EASTEN STATE TRANSPORT UNIVERSITY RESEARCH PAPER: “Alaska’s Wildlife: on the Verge of Extinction” Foreign language department Khabarovsk, 2001 PLAN INTRODUCTION ALASKA SPECIES WILDLIFE SPECIES WILDLIFE PROBLEMS WILDLIFE CENTER CONCLUSION BIBLIOGRAPHY INTRODUCTION “Alaska’s mountains rise like walls; four seas and unimaginable distances form a mighty moat; and a patchwork of national parks and wildlife refuges protects more than a third of the state. It’s a fortress for wildlife.” Shielded from civilization, bears, wolves, moose, and caribou cast their huge shadows from coast to coast, and musk oxen travel the far north like refugees of the last ice age. Migratory birds flock river deltas each summer, and raptors prowl Alaskan skies year-round. As with any fortress, wild Alaska’s perimeter is especially vulnerable. Tankers laden with oil from bays and coastal wetlands skirt the seaboard. Though now protected, endangered whales resist to rebuild their populations. Like sea lions and other marine mammals, th

Вы можете ЗАГРУЗИТЬ и ПОВЫСИТЬ уникальность
своей работы


Новые загруженные работы

Дисциплины научных работ





Хотите, перезвоним вам?