The positive effect of ionic liquid-modified biochar on alleviating antibiotic-non-antibiotic compound stress in anaerobic ammonia oxidation granular sludge.

Ionic liquid-modified biochar improves nitrogen removal performance and mitigates the damage of levofloxacin and paracetamol to system microorganisms through adsorption, stimulating extracellular polymer secretion, and promoting microbial community collaboration.