1 . A national park is created for the purpose of conservation. Yellowstone National Park in the US was the first national park in the world. Here are some other national parks in the world.

Northeast Greenland National Park, Denmark

The national park is the largest one in the world. It covers an area of 927，000 km²，It is also the most northern national park in the world.

Around 5,000 to 15,000 musk oxen (麝香牛) as well as polar bears live in the park. Some of the birds also live there.

Great Barrier Reef Marine Park, Australia

The park is the second largest national park in the world. It protects a large part of Australia’s Great Barrier Reef from being damaged in any way.

All commercial ships must stay on specific shipping routes that avoid the most sensitive areas of the park. The Great Barrier Reef has the world's largest number of corals and other sea life.

Great Limpopo Transfrontier Park, Mozambique

This national park covers an area of 99,800 km².It joins some of the famous wildlife areas in southern Africa into a huge conservation area.

In 2006, the Giriyondo tourist access between the Limpopo and Kruger national parks was opened. There were 5,000 animals moving from Kruger to Limpopo National Park, including over 1,000 elephants.

Wood Buffalo National Park, Canada

The park was created in 1922 to protect the wood bison (森林野牛) whose population had dropped from 40 million in 1830 to less than 1.000 by 1900.

The park consists of 44,807 square kilometers of northern plains. It is also the world's only natural living place of the cranes (鹤).

1. Which of the following is the earliest national park?

A．Wood Buffalo National Park.	B．Great Limpopo Transfrontier Park.
C．Northeast Greenland National Park.	D．Yellowstone National Park.

2. What can you see in Great Barrier Reef Marine Park?

A．Some sea animals.	B．A lot of polar bears.
C．Many cranes.	D．Hundreds of elephants.

3. What do we know about Great Limpopo Transfrontier Park?

A．It has an area of 44,807 km².	B．It is home to the wood bison.
C．It lies in southern Africa.	D．It is the largest national park.