Fill the gaps with words from the list below. (Notice that you may have to change the form of the verb to fit the context!)

impact – protect – migrate – pattern – wipe out – equivalent – shrink


  1. Some birds  to warmer countries in the winter.
  2. The rain forests have dramatically in recent years.
  3. A rainy day in Norway is to a year's rainfall in south-eastern Australia.
  4. Polar bears are in danger of being   by the effects of climate change.
  5. It is important that we  endangered species.
  6. The of global warming on sea level could be enormous.
  7. We cannot be sure whether the changing of the monsoon is temporary or not.