In the context of climate change and the circular economy, biochar has recently found many
applications in various sectors as a versatile and recycled material. Here, we review …

High ammonia concentration caused by mono-digestion of nitrogen-rich substrates
inhibiting methanogens is a challenge in biogas production. Mitigating ammonia inhibition …

Abstract Ammonium (NH 4+) and ammonia (NH 3) are notorious hard-to-treat pollutants,
leading to serious deterioration of aquatic ecosystems and significant risks to human health …

As a waste management technology which offers environmental benefit and renewable
energy production, anaerobic digestion (AD) has become the preferred technology for the …

Abstract Globally, 80% of wastewater, among which 28% came from industry, returned to the
ecosystem without treatment or reuse. The discharge of industrial wastewater poses public …

Remediation by algae is a very effective strategy for avoiding the use of costly,
environmentally harmful chemicals in wastewater treatment. Recently, industries based on …

Industrial effluents such as pharmaceutical residues, pesticides, dyes, and metal processes
holds abundant value-added products (VAPs), where its recovery has become essential …

Using solar energy to convert triple bonded molecular dinitrogen from the air into fixed
nitrogen products that act as nutrients for plants presents an opportunity to develop" solar …

Declining mineral resources, high fertilizer production cost and widespread eutrophication
are calling for the recovery of nitrogen and phosphorus from wastewaters in the context of …

Ammonia removal and recovery from wastewater have been a critical issue worldwide and a
key to achieve a sustainable nitrogen cycle and circular economy. Conventional ammonia …