Canada loses over 500,000 hectares of boreal forest each year due to a) pine beetles. b) suburban sprawl. c) clear-cutting for consumer products. d) the expansion of the cattle industry.

The picture below shows president richard nixon and the first lady standing before the great wall of china in 1972. they are smiling - as are the chinese with them. when this picture was shown on american television, americans were aware that it was a historic moment. what are two reasons why this moment was important for both china and the united states?