Which of the following is a way that humans speed up the process of erosion?

a. urban development

b. hiking

c. deforestation

d. all of the above

Give 3 examples of climate change that you know.

Which of these is a run on sentence

What is tar sand, or oil sand, and how is it extracted and converted to heavy oil? What are some environmental problems related to the use of this energy resource? What is shale oil and how is it produced?

Which type of weathering process is happening to materials when they rust?

Which layer of earth contains the asthenoshere?

Name the natural regions in Texas.

DDT was a hazardous: insecticide disease industrial waste weed killer

Why is the Mediterranian popular with northern Europeans in both the summer and the winter?

Were there animals right after the Big Bang

Renewable resources of West and Central Africa include?