四、还原信息(10分)
When winter comes, cranes migrate(迁徙) from north-east Siberia in Russia to Poyang Lake in Jiangxi Province, China. 1.
C
However, climate change has affected their living conditions. In some years, the Poyang Lake experiences floods, while in others, it experiences dry weather. 2.
F
To help deal with the problem, the local government has planted 70 hectares(公顷) of lotus roots(莲藕) in Nanchang. 3.
E
This increased birds' number by 2 000.
Over the years, China has worked hard to protect migratory birds. Recently, 1 140 places in the country have been taken as important breeding(繁殖) grounds, wintering grounds and migratory stops. 4.
A
They play a key role in cleaning water, preventing floods, and keeping the environment healthy.
5.
G
The law sets rules to help manage wetlands. And it stops many harmful activities. Thanks to these efforts, China has reported more birds wintering in the wetlands.
A. Most of them are wetlands.
B. We need more people to count the birds.
C. About 95% of the birds spend winter there. D. It's important for us to act to protect them.
E. In this way, they provide food for the cranes during the winter.
F. Both of these lead to the problem that there isn't enough food for cranes.
G. To protect wetlands, the Wetlands Protection Law was introduced on June 1, 2022.