Human Impact on environment

What is pollution?

• When small materials get into the environment

• When clean materials get into the environment

• When harmful materials get into the environment

What pollution is this?

• Land

• Air

• Sound

• Water

What pollution is this?

• Noise

• Land

• Sound

• Water

Ocean acidification begins with 

• pollution from ships
• carbon dioxide released from combustion
• dumping of waste from cities into the ocean

Carbon dioxide levels in the air have changed throughout earth's history.  The difference today is how ______ the change is happening.

• rapidly 
• slowly 
• wide spread

How can we help to reduce plastic pollution?

• We should use paper/cloth bags.

• We should use less plastic.

• We should refill our drinking bottles not buy new ones.

• We should avoid (unikać) plastic or styrofoam containers.

• All answers are correct.

Plastic straws (plastikowe rurki do napojów) are very dangerous for sea animals.

• No, there are no straws in seas and oceans.

• Yes, they are very dangerous for animals, because they hurt them and people should stop buying them.

What limits Population Growth?

• birth rates increasing

• resources being used up

• natural selection taking place

• none of the above

What is a resource?

• something we can take
• something we can find
• something we can use
• something we can give

A place where plants and animals live and grow naturally is called a ______________.

• shelter
• tree
• habitat
• organism