In which decade were the first important laws passed to decrease water pollution?
a 1950
b 1960
c 1970< <
d 1980

What does the kyoto protocol aim to reduce

Amajor rite of passage for the maori men of was to receive ta moko, or facial tattoos. a. australia b. new zealand c. papua new guinea d. southeast asia

The graph below plots the temperature and luminosity of stars on the main sequence.