environment-saving
41Horario de verano — Artículo principal: Huso horario Véase también: Horario de verano en el mundo …
42literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …
43Europe, history of — Introduction history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …
44Algorithmic efficiency — In computer science, efficiency is used to describe properties of an algorithm relating to how much of various types of resources it consumes. Algorithmic efficiency can be thought of as analogous to engineering productivity for a repeating or… …
45Nuclear power in the United Kingdom — United Kingdom energy related articles Government energy policy Energy use and conservation Nuclear power Solar power Wind power Energy efficiency in …
46Renewable energy in Australia — Australia s renewable energy industries cover numerous energy sources and stages of commercialisation. Renewable energy technologies currently contribute about 6 per cent of Australia s total energy supply and some 8 per cent of Australia s… …
47JEL classification codes — Articles in journals are usually classified according to the system used by the Journal of Economic Literature (JEL). The JEL is published quarterly by the American Economic Association and contains survey articles and information on recently… …
48New Year Honours 1997 — The New Year Honours 1997 for the United Kingdom and Hong Kong were announced on 31 December, 1996, to celebrate the year passed and mark the beginning of 1997.The recipients of honours are displayed here as they were styled before their new… …
49Energy policy of the United States — The energy policy of the United States is determined by federal, state and local public entities in the United States, which address issues of energy production, distribution, and consumption, such as building codes and gas mileage standards.… …
50Software tools for molecular microscopy — There are a large number of software tools or software applications that have been specifically developed for the field sometimes referred to as molecular microscopy or cryo electron microscopy or cryoEM. Several special issues of the Journal of… …
