Ecosystems
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UK ˈiːkəʊˌsɪstəmz
US ˈikoʊˌsɪstəmz
Câu ví dụ
- Snow affects ecosystems, as well, by providing an insulating layer during winter under which plants and animals are able to survive the cold.
- Scientists warn that without cleaner practices, ocean ecosystems could collapse within this century.
- These colorful underwater structures are some of the most important ecosystems on Earth.
- Pollution from farms and cities also washes into the ocean and damages the delicate reef ecosystems.
Học Ecosystems trong ngữ cảnh
Why Coral Reefs Need ProtectionCoral reefs cover less than one percent of the ocean floor, but they support about 25 percent of all marine life. These colorful underwater structures are some of the most important ecosystems on Eart...Đọc bài 
The Journey of Water Around EarthThe ocean covers more than seventy percent of Earth, and it drives one of the most important cycles in nature. Water is always moving - from the sea into the sky and back down to the ground again. Whe...Đọc bài
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Luyện tập Ecosystems
Đọc, nghe và luyện tập sử dụng “Ecosystems” qua những câu chuyện và hoạt động thú vị.