1 – tree, 2 – distinct, 3 – permanent, 4 – surprise, 5 – vary, 6 – survive, 7 – colour, 8 – protect, 9 – possible, 10 – pollute, 11 – consider.
The tundra is a cold, dry, 1) region with very cold temperature and little rain. One of its most 2) characteristics is the 3) frozen layer of ground called permafrost. 4) , these extreme conditions can support a wide 5) of wildlife. In fact, several groups of Inuit people live there, relying on hunting and fishing for their 6) . The animal life includes such species as arctic foxes, reindeer, wolves and seals.
In spring, 7) flowers cover the ground. The snow offers 8) to such plants, allowing them to resist the cold temperatures. However, it is 9) for trees and larger plants to live in this environment.
The tundra is extremely fragile, so any changes caused by increasing temperatures and high 10) levels will have a 11) effect on the environment. We need to safeguard this delicate environment for the future.