Các câu ví dụ cho từ wwf

1. Some 70 million cubic meters of sand is estimated to have been extracted over a decade from the Mekong River, the wwf said in its Impacts of Sand Mining on Ecosystem Structure, Process and Biodiversity in Rivers report last year.

2. Cambodia's dry forests used to be home to scores of Indochinese tigers but the wwf said intensive poaching of both tigers and their prey had devastated the numbers of the big cats.

3. Rohit Singh, wwf Zero Poaching Team Leader and president of the Asian Ranger Federation, said: “Forest rangers are the front line protecting much of this iconic wildlife.