CALORIE (CAL). The quantity of energy that has to be supplied to a gramme of pure water so that its temperature passes from 14.5°C to 15.5°C at constant atmospheric pressure. 1 cal = 4.18398 J (Joules).

CAPITALIZATION. Commercial operation where funds are invested or interests or utilities accumulated to form capital. MARKET CAPITALIZATION is the market value of a company, calculated by multiplying share price in the market by the number of shares.

CASH FLOW. The net amount of money which a company generates from sales and other revenues. It equals receipts less outgoings during the period analysed.

CENTRALIZED REMOTE OPERATION. Consists of controlling the deferential operations of different sectors, companies, etc. from a sole centre, via the Web.

CLIMATE ACTION NETWORK. International network sponsored by the Global Roundtable on Climate Change, with the vocation of influencing political, social and industrial domains to ensure that the energy systems used for economic growth are sustainable. Its demands include the establishment of objectives and prices for CO2 emissions and the development of policies to give impetus to energy efficiency.