availability and cost of energy is a significant determinant of economic performance. We believe this relation is consistent with … analyses based on the energy return on investment (EROI) concept in that increasingly scarce, and hence expensive, fuels are a … drag on economic growth. The best-fitting linear equation relating the percent of GDP (energy cost share) and year …

In the last decade, the importance of exploiting Chile’s Renewable Energy Sources (RESs) has increased significantly … economy. However, to date, the advancement of Renewable Energy Technologies (RETs) in the country has been very limited due to … adoption of renewable energy technologies in Chile. Our findings show that the most significant barriers include “grid …

As an emerging country and one of the most populous countries in the world, Indonesia requires a sufficient energy … supply to ensure the nation’s continued development. In response to this increasing energy demand, various studies have … proposed energy-saving measures; building envelope design is considered to be a typical energy-saving technique. A significant …

basic foods is critical. Growing crops for fuel squanders land, water and energy resources vital for the production of food …

Detailed energy outputs and inputs were assessed for the following crops, cultured in the U.S. and developing countries …

This paper presents a tool for the analysis of conversion of organic waste into energy. The tool is a program that uses …, CO2 and H2S produced from anaerobic digestion of organic waste, and hence the energy available. Case studies are also …

the heating loads through the improvement of the thermal performance of house envelopes, and (2) using solar energy … through a residential solar-based thermal storage system. First, this paper presents the life cycle energy and cost analysis … of a typical one-storey detached house, located in Montreal, Canada. Simulation of annual energy use is performed using …

More effective energy production requires a greater penetration of storage technologies. This paper takes a looks at … and compares the landscape of energy storage devices. Solutions across four categories of storage, namely: mechanical …, chemical, electromagnetic and thermal storage are compared on the basis of energy/power density, specific energy …

amounts, planting dates, and soils—that would maximize the energy sustainability and eco-friendliness of maize (<i>Zea mays … to compute net energy value (NEV) and carbon credit balance (CCB), the indicators of sustainability and eco … energy sustainability and eco-friendliness of maize stover-based ethanol production could be increased with alternative crop …