In Air September 22, 2016 No Comments Air merupakan sumber alam paling banyak di dunia. Sayangnya ketersediaan air bersih makin sulit belakangan ini. Author afikrubik Cuber, blogger, programmer Write A Comment Cancel Reply Save my name, email, and website in this browser for the next time I comment. Notify me of new posts by email. Δ This site uses Akismet to reduce spam. Learn how your comment data is processed.