Hubungan perubahan penggunaan tanah di sempadan Ciliwung segmen Depok Jakarta dengan kualitas air tahun 2001-2012 = A relationship between landuse change in riparian area of Ciliwung segment Depok Jakarta with water quality 2001-2012

Penilaian kualitas perairan situ agathis dengan menggunakan indeks biotik berdasarkan kehadiran makroinvertebrata air yang bersifat perifitik = Water quality assessment using biotic index based on the presence of perifitic macroinvertebrates in situ agathis

Penilaian kualitas perairan di cascade-pond kampus UI Depok menggunakan indeks biotik = Water quality assessment in cascade-pond at kampus UI Depok with biotic index

Karakteristik fisik dan potensi longsor tebing sungai di Da Ci Sangu = Physical characteristics and potential of river bank landslides in The Ci Sangu Watershed

Hubungan perilaku masyarakat kawasan bantaran sungai dengan kualitas air sungai (studi kasus Sungai Karang Anyar Kota Tarakan, Kalimantan Utara) = Relation behavior of riverbanks community activities with river water quality (case study Karang Anyar River Tarakan City, North Borneo)