Drowning Polar Bears - Reading Comprehension

Some people claim that the effects of global warming are exaggerated. Do you agree?

• I'm not sure

• No, I disagree

• I have no opinion

• Yes, I agree

Besides harming the ecosystem, what are other potential adverse effects of melting ice in the Arctic?

• Increase in polar bear population

• Decrease in seal population

• Threat to fish populations

• Improvement in hunting conditions

Where are polar bears forced to go as the glaciers retreat due to global warming?

• Further north

• Into the ocean

• To the south pole

• To the desert

Why are polar bears having trouble hunting seals as the ice gets thinner?

• Polar bears are getting weaker

• Seals are migrating to warmer waters

• Ice deforms easily

• Seals are becoming faster

What happens to the ecosystem as polar bear populations decrease?

• Fish populations increase

• It is thrown out of equilibrium

• Seal populations decrease

• It becomes more balanced

What is the main reason for the decrease in fish populations according to the text?

• Threat from polar bears

• Global warming effects

• Overfishing by humans

• Increase in seal populations