%0 Journal Article %T Editorial of the twenty first edition of Ambiente & Agua - An Interdisciplinary Journal of Applied Science %A Getulio Teixeira Batista %J Ambiente e ¨˘gua : An Interdisciplinary Journal of Applied Science %D 2013 %I Instituto de Pesquisas Ambientais em Bacias Hidrogr¨˘ficas (IPABHi) %R 10.4136/ambi-agua.1117 %X This issue marks the 21st edition of Ambiente & Agua. This edition has included 20 peer evaluated and reviewed articles, and all editions were published on time. We continue to employ a policy of complete open access, and to foster the visibility of articles. We continue to register the doi of all articles and to publish each issue as a single document in addition to the individual articles. This editorial emphasizes new important recognition received by the Ambiente & Agua journal. %K Ambi-Agua %K Environment %K Water Resources %K Qualis CAPES %K SCOPUS %U http://www.ambi-agua.net/seer/index.php/ambi-agua/article/view/1117/pdf_830