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DAFTAR GAMBAR
Gambar 1.1 Jalanan yang dikelilingi sampah ............................................. 2
Gambar 1.2 Jalanan yang bersih dan asri .................................................... 2
Gambar 1.3 Penebangan liar ...................................................................... 3
Gambar 2.1 Pencemaran udara karena industri .......................................... 4
Gambar 2.2 Asap kendaraan bermotor ....................................................... 6
Gambar 2.3 Meletusnya gunung berapi ...................................................... 7
Gambar 2.4 Pengeboman ............................................................................ 7
Gambar 2.5 Cerobong asap pabrik .............................................................. 8
Gambar 2.6 Perairan yang dicemari oleh sampah ...................................... 12
Gambar 2.7 Pembuangan limbah industri .............................................. .... 13
Gambar 2.8 Eutrifikasi perairan .................................................................. 13
Gambar 2.9 Planaria sp. ............................................................................. 14
Gambar 2.10 Planaria sp. ........................................................................... 14
Gambar 2.11 Bioindikator pencemaran air ................................................. 16
Gambar 2.12 Rangkaian alat titrasi ............................................................. 17
Gambar 2.13 pH stick ................................................................................. 17
Gambar 2.14 pH meter ................................................................................ 17
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