Many international treaties and protocols have been developed and signed by different countries to reduce production of greenhouse gases and environment pollution. A treaty/protocol to reduce C02 emission was
A. Montreal protocol (1987)
B. Kyoto protocol (1997)
C. Helesinki declaration (1989)
D. None of the above
Answer:B
Many international treaties and protocols have been developed and signed by different countries to reduce production of greenhouse gases and environment pollution. A treaty/protocol to reduce C02 emission was
A. Montreal protocol (1987) B. Kyoto protocol (1997) C. Helesinki declaration (1989) D. None of the above