Excercises about Light Pollution

1)Indicate whether the following statements are true or false, according to what the report says about light pollution.

A. Its not easy to pass legislation concerning this issue because nobody owns the sky
TRUE
B. Bob Mizon says that now in the center of London it is hard to see any stars at all
FALSE
C. Nick Schoon defines light pollution as unnecessary light created by industry
FALSE
D. Bob Mizon believes that part of the problem of light pollution lies in man's selfishness and sense of importance
TRUE

2)Place the following topics (A-D) in the order in which they are mentioned in the article.

A. Sky Glow ------------------------------------C
B. The Travelling Planetarium--------------D
C. Research undertaken by Cizano---------A
D. London in the 1950's-----------------------B