Dampak Perubahan Lahan Pertanian Pada Lahan Pangan Berkelanjutan (Suatu Kajian di Kecamatan Telukjambe Barat, Kabupaten Karawang, Jawa Barat) = IMPACT OF AGRICULTURE LAND COVER CHANGES ON SUSTAINABLE FARMING (A study in West Telukjambe District, Karawang Regency, West java)