explain the alternative method for sewage disposal class 7 science
Answers
Answered by
7
International Decade for Action on Water for Life (2005 – 2015): It was declared by the General Assembly of the United Nations. Its main goal was to reduce the number of people who do not have access to safe drinking water; by half.
Sewage Treatment: The process of removing impurities from waste water before it can be reused or sent to the water bodies is called sewage treatment or cleaning of water.
Sewage: The liquid waste which has water as its largest component; along with various types of impurities; is called sewage.
Answered by
3
I hope it will help you so plz mark me as brainlist
Attachments:
Similar questions
English,
7 months ago
Science,
7 months ago
History,
1 year ago
Social Sciences,
1 year ago
Physics,
1 year ago