1.What has left tons of “space junk” in orbit around the earth?
years of space exploration
2.Countries around the world have agreed to limit the time their space tools stay in orbit to 25 years. As explained in the passage, what problem does this solution address?
A. the increasing amount of space junk in orbit around the earth
3. Trash has become a problem in outer space too. What evidence from the text best supports this statement?
D. According to BBC News, there are more than 22,000 pieces of junk in space around the earth.
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