Techno-economic assessment of nonfossil ammonia production

Methanol production from steel-work off-gases and biomass based synthesis gas

(2013) J. Lundgren et al.   APPLIED ENERGY

Nitrogen fertiliser production based on biogas – Energy input, environmental impact and land use

(2010) Serina Ahlgren et al.   BIORESOURCE TECHNOLOGY

Greenhouse gas emissions from nitrogen fertilizer use in China

(2010) Fredrich Kahrl et al.   ENVIRONMENTAL SCIENCE & POLICY

Agricultural crop-based biofuels – resource efficiency and environmental performance including direct land use changes

(2010) Pål Börjesson et al.   JOURNAL OF CLEANER PRODUCTION

Ammonium nitrate fertiliser production based on biomass – Environmental effects from a life cycle perspective

(2008) Serina Ahlgren et al.   BIORESOURCE TECHNOLOGY

A study of combined biomass gasification and electrolysis for hydrogen production

(2008) P HULTEBERG et al.   INTERNATIONAL JOURNAL OF HYDROGEN ENERGY

How a century of ammonia synthesis changed the world

(2008) Jan Willem Erisman et al.   Nature Geoscience