thermal evaluation
51Feed-in tariff — Part of a series on Green economics Concepts …
52Comparison of analog and digital recording — This article compares the two ways in which sound is recorded and stored. Actual sound waves consist of continuous variations in air pressure. Representations of these signals can be recorded using either digital or analog techniques. An analog… …
53Environmental impact of nuclear power — Nuclear power activities involving the environment; mining, enrichment, generation and geological disposal. The environmental impact of nuclear power results from the nuclear fuel cycle, operation, and the effects of nuclear accidents. The… …
54Çeşme —   Town   …
55Three-dimensional integrated circuit — In electronics, a three dimensional integrated circuit (3D IC, 3D IC, or 3 D IC) is a chip in which two or more layers of active electronic components are integrated both vertically and horizontally into a single circuit. The semiconductor… …
56environment — environmental, adj. environmentally, adv. /en vuy reuhn meuhnt, vuy euhrn /, n. 1. the aggregate of surrounding things, conditions, or influences; surroundings; milieu. 2. Ecol. the air, water, minerals, organisms, and all other external factors… …
57Passive solar building design — Elements of passive solar design, shown in a direct gain application …
58Protactinium — thorium ← protactinium → uranium Pr ↑ Pa ↓ …
59Cassini–Huygens — Artist s concept of Cassini s Saturn Orbit Insertion Operator NASA / ESA / ASI Mission type …
60Copper — For other uses, see Copper (disambiguation) …
