Question

The decade 1981 to 1990 was observed as international decade for

Answer 1

Hey Friend,

The decade 1981 to 1990 was observed as International Drinking Water Decade.

Or This decade was also known as International Drinking Water Supply and Sanitation Decade..

I hope It Helps....

Answer 2

Answer: The True Decade of 80s is 1980-1989 not 1981-1990

Explanation: Decade 0-9 10 Years