8. Released into the air and water, __________ affect ecosystems regionally and even internationally.
9. Species that can neither migrate nor adjust to environment and ecosystems caused by__________ may go extinct.
10. Over millions of years, species failed to adapt to changes went extinct at a speed that is __________
9. Species that can neither migrate nor adjust to environment and ecosystems caused by__________ may go extinct.
10. Over millions of years, species failed to adapt to changes went extinct at a speed that is __________