plants biomass
41Second generation biofuels — Biofuel technologies are able to manufacture biofuels from biomass. Biomass is a wide ranging term meaning any source of organic carbon that is renewed rapidly as part of the carbon cycle. Biomass is all derived from plant materials but can… …
42Theoretical production ecology — tries to quantatively study the growth of crops. The plant is treated as a kind of biological factory, which processes light, carbon dioxide, water and nutrients into harvestable parts.Main parameters kept into consideration are temperature,… …
43Cogeneration — For other uses, see CHP (disambiguation). Sustainable energy Renewable energy …
44Ecosystem ecology — Figure 1. A riparian forest in the White Mountains, New Hampshire (USA). Ecosystem ecology is the integrated study of biotic and abiotic components of ecosystems and their interactions within an ecosystem framework. This science examines how… …
45Energy development — Schematic of the global sources of energy in 2006 2007 …
46Eichhornia crassipes — Common Water Hyacinth Scientific classification Kingdom: Plantae (unranked) …
47Renewable Energy Law — The German Renewable Energy Law ( Erneuerbare Energien Gesetz , or EEG), promotes the development of renewable energy sources via a system of feed in tariffs. [English translation of EEG legislation… …
48Issues relating to biofuels — There are a number of issues relating to biofuels.Biofuels are proposed as having such benefits as: reduction of greenhouse gas emissions, reduction of fossil fuel use, increased national energy security, increased rural development and a… …
49Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …
50Nature — This article is about the physical universe. For other uses, see Nature (disambiguation). Natural and Natural World redirect here. For other uses, see Natural (disambiguation). See also: Natural environment Hopetoun Falls, Australia …
