Polar bears live in the Arctic.

北极熊生活在北极。

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The Arctic is the home to about 25,000 polar bears.

北极是约两万五千只北极熊的家园。

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Climate change has already had documented effects on species living across the globe, from polar bears in the Arctic to coral reefs in the tropical seas.

从北冰洋的极地熊到热带海域的珊瑚礁，气候变化已经被证明对全球范围内的生物都产生了影响。

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He says this piece of work is more about the melting ice of the Arctic than polar bears.

VOA: standard.2009.12.13

While this work isn't about polar bears specifically, the melting Arctic does mean they're threatened.

VOA: standard.2009.12.13

He was inspired when visiting a remote Inuit community in Northern Canada, and now wants to share his experiences of seeing polar bears and the Arctic.

VOA: standard.2009.12.13

After 30 years of researching the Arctic bears, he's just being realistic.

CNN: Don't feed the (polar) bears

For him, the video echoed his experiences in the Arctic, surveying bears that are struggling because of sea ice melt.

CNN: Don't feed the (polar) bears

Declining ice levels also poses a threat to Arctic wildlife including polar bears, walruses and ringed seals.

CNN: Arctic melt worse than predictions