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Recent Advances in Biogas Production and Upgrading Technologies for Sustainable Energy Systems

open access: yesGCB Bioenergy, Volume 18, Issue 11, November 2026.
Biogas technology is evolving from waste treatment into an intelligent renewable energy platform. Recent advances in anaerobic digestion, pretreatment, reactor design, biomethane upgrading, and AI‐driven process control improve methane recovery, stability, and gas purity.
Temechew Dessie   +2 more
wiley   +1 more source

Feature Extraction Methods for Underwater Acoustic Target Recognition of Divers. [PDF]

open access: yesSensors (Basel)
Sun Y   +6 more
europepmc   +1 more source

Response of Eurasian otters (Lutra lutra) to underwater acoustic harassment device sounds. [PDF]

open access: yesSci Rep
Stepien EN   +5 more
europepmc   +1 more source

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