This article reviews and compares assessments of three biodiesel fuels: (1) transesterified lipids, (2) hydrotreated vegetable oils (HVO), and (3) woody biomass-to-liquid (BTL) Fischer-Tropsch diesel and selected feedstock options. The article attempts to rank the environmental performance and...

Torrefaction is a thermal pre-treatment process for upgrading raw biomass into a more energy dense fuel. Torrefied biomass is combined with a densification process to increase its bulk density similar to conventional wood-pelleting production. This paper identifies the significant environmental...

[...] Ein Motivationsgrund für diese Studie ist insbesondere die Berücksichtigung der niedersächsischen Verhältnisse bei der ökobilanziellen Bewertung. Die betrachteten Biogasanlagensysteme in den unterschiedlichen Regionen Niedersachsens unterscheiden sich in erster Linie durch die...