Complete the crossword

12345678
Across
  1. 2. World ______ is a big problem as many do not have enough to eat.
  2. 4. Facebook and LinkedIn are examples of social _______.
  3. 6. If there are problems with the banks, it can cause a _________ crisis.
  4. 8. Many trees will be destroyed if there is a forest ____.
Down
  1. 1. Global __________ is a big environmental problem.
  2. 3. When there is high __________ many people are out of work.
  3. 5. When there is unemployment, the government tries to _____ jobs.
  4. 7. ________ disasters include floods and hurricanes.