STUDI TINGKAT KERUSAKAN VEGETASI MANGROVE DI PERKAMPUNGAN DAPUR ARANG KAMPUNG BAGAN TANJUNG PIAYU KOTA BATAM (The Study of Mangrove Vegetation Damage at Kampung Bagan in Tanjung Piayu)

Yarsi Efendi Dosen Tetap Prodi  Pendidikan Biologi FKIP Universitas Riau Kepulauan   ABSTRACT                 Mangrove forest in the township of mangrove charcoal Kampung Bagan, Tanjung Piayu Batam, on the condition quantity and quality degradation .