Kesan Kegiatan Manusia Unit 15 Tingkatan 1

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Flaura & Fauna – musnah/pupus – hilang habitat - sumber makanan Tanih – tandus – tebang (pembalakan) sbbkan proses penguraian terhenti - tidak subur Banjir – hutan gondol – hakisan – tanah mendap di dasar sg – sg jadi cetek – air melimpah dari sungai Pencemaran – udara – bakar hutan - sungai – berkeladak/berlumpur Suhu naik – pembalakan – pokok kurang – gas CO2 terperagkap – haba rumah hijau (haba berlebihan) - pokok tiada – proses perpeluhan kurang sbbkan haba naik Pembalakan – habitat haiwan terganggu Pembalakan PEMBALAKAN – Hakisan – pinggir laut & tanah tinggi Pembalakan PERTANIAN – rantaian makanan terganggu PETEMPATAN – ekosistem musnah Pembalakan

Pembalakan – kws tadahan terjejas – hakisan/pencemaran

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