What percentage of Canada's logging activities are not sustainable?

a. 8%

b. 20%

c. 50%

d. 90%

Which layer of the sun's atmosphere is the hottest? a. corona b. photosphere c. chromosphere?

Look at a map of europe and asia what mountain range separates europe from asia

Could you cut down a sequoia

Scientists are able to detect the shape of plates and their margins by studying ... ?

1. What are the (4) subregions east of the Mississippi River? 2. What states are included in each? 3. The southeast is bordered by the ocean?

Country smaller than england

1. Why is the "greenhouse effect" important for life on the earth? A It keeps the sun's heat and light equal. B It keeps the earth's air and water warm. OC It protects the earth from solar radiation. D It determines the position of the earth. nd Use

Which of these is caused by a chemical change? A) The honey in a jar crystallizes and will no longer pour. B) The skin of a banana turns from green to yellow as it ripens. C) A box of powdered brown sugar turns into a solid brick over time.

What geographic and weather features affect plant and animal life

Which realm contains the world's largest population?