Bioeconomy strategies have been adopted in many countries around the world. Their
sustainable implementation requires a management of soils that maintains soil functions …

The creep trend method is used for the analysis of the development of electric car production
in three regions: The United States, the European Union and Japan. Based on vehicle …

The article investigates the influence of energy efficiency achieved in biofuel production on
the potential fulfilment of agricultural energy demand, and consequently on the sustainability …

A number of technologies of biofuel production from various biomass crops are already in
use, and many studies on new ones are carried out. Biomass production, like any other …

The paper aims to evaluate the energy efficiency of a plantation as a function of amounts of
energy required by the agricultural production processes. Computations were based on …

Rapeseed plantation biodiesel production systems require the transportation of goods, like
raw materials, machines and tools, and products between various conversion stages of …

The model, developed earlier, have been designed to the studies of energy gain in the
biofuels production, as compared to the sum of energy inputs on various production steps …

Contemporary world's economies encounter several problems associated with the
harvesting of energy. Since carbon-containing fossil fuels are the major energy sources so …

In several our publications energetic efficiency of biofuel production was defined as a ratio of
the amount of energy obtained in a form of biofuel to the sum of energy contributions …

Biofuel production, as well as any other production processes, involves a number of
conversion steps each of those is connected with unavoidable consumption of energy. Since …