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Optimasi Fungsi Komunitas Mikroba Tanah untuk Restorasi Lahan Terdegradasi dalam Mendukung Folu Net Sink 2030
Keywords:
Bioremediasi, FOLU Net Sink 2030, Microbial Ecosystem Engineering (REKKOSMIK), Rehabilitasi Lahan TerdegradasiSynopsis
Orasi ini membahas tantangan rehabilitasi dan restorasi lahan terdegradasi di Indonesia yang hingga kini belum mencapai hasil optimal, meskipun berbagai program telah dijalankan. Akar persoalan diidentifikasi bukan semata pada teknik penanaman atau pemilihan jenis, melainkan pada keruntuhan fungsi biologis tanah akibat degradasi komunitas mikroba kunci. Melalui sintesis penelitian lebih dari dua dekade, orasi ini menegaskan bahwa mikrobiom tanah merupakan fondasi adaptasi tanaman, pemulihan kesuburan tanah, dan keberlanjutan ekosistem.
Orasi ini memperkenalkan kerangka Microbial Ecosystem Engineering (REKKOSMIK) sebagai pendekatan ilmiah untuk merekayasa, memulihkan, dan mengoptimalkan fungsi mikrobiom tanah dalam mendukung keberhasilan restorasi lahan terdegradasi dan pencapaian FOLU Net Sink 2030. Konsep ini dibangun atas empat pilar kontribusi ilmiah: teori relasi fungsional tumbuhan–mikrobiom (holobiont), konsep “Keruntuhan fungsi mikrobatanah” dan keruntuhan rhizosfer, inovasi bioremediasi air asam tambang berbasis bakteri pereduksi sulfat, serta model restorasi produktif Fuel-Food-Feed (3F) berbasis mikroba dan bioekonomi komunitas.
Melalui integrasi teori ekologi, inovasi bioteknologi lingkungan, dan model aplikasi di tingkat lanskap, orasi ini menunjukkan bahwa restorasi berbasis mikrobiom tidak hanya memulihkan fungsi ekologis tanah, tetapi juga meningkatkan produktivitas lahan, ketahanan sosial-ekonomi masyarakat, dan serapan karbon. Dengan demikian, REKKOSMIK diposisikan sebagai pendekatan nature-based solution yang ilmiah, aplikatif, dan strategis untuk mendukung agenda pemulihan ekosistem, pembangunan berkelanjutan, dan mitigasi perubahan iklim di Indonesia.
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