Human Impact

Bubbles of air deep in arctic ice can tell us about past levels of ______.

What term describes a measure of the number of species in an area?

The variety of forms of life in an area is ________. 

The atmosphere's ability to trap heat is the ________.

Which of the following is a term for the parts of the earth where water is located?

____________ gases include carbon dioxide, methane and nitrous oxide.

In ______________ biology, we deal with extreme cases of ecosystem damage, like oil spills.

In _______________ biology, scientists seek to identify, protect and manage natural areas

A ____________ is the area where an animal or plant lives.

What is the term commonly used to describe the trend shown in the graph?