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  • RECS (Renewable Energy Certificate System) (Energy glossary)

    Bonds issued at European level and on a voluntary basis, very similar to the Italian Green Certificates which certify the production of electricity from renewable sources for at least 1MWh.

  • Rating (Investor Relations Glossary)

    This is the indicator of the level of solvency of a debtor such as a State or a company. The most important ratings are those made by the US companies Moody's, Standard & Poor's and Fitch.
    They express the credit ratings of issuers of bonds on international markets.
    The triple A(AAA) indicates the maximum reliability of a debtor; the levels decrease progressively to AA, A, BBB, BB, and B. The triple C (CCC) is the rating that is assigned to junk bonds.

  • Recycling (Environment Glossary)

    The reutilisation of scrap materials to produce new goods.

  • Reference price (Energy glossary)

    The price that companies apply to the sale of gas to users that have not yet chosen a contract other than the one in progress before liberalisation. It is made up of a fixed rate and a variable rate.

  • Refuse collector (Environment Glossary)

    Person whose job is to collect waste on public soil.

  • Regasification (Energy glossary)

    The liquefied petroleum gas, transported by a methane tanker at atmospheric pressure and temperature of -161°C, reaches the sea terminal where it is stored in insulated tanks until its use is required. When this happens, the plant takes the natural gas back to its gaseous state from the liquid state, compresses it to the gas pipeline pressure, and introduces it into the pipeline.

  • Renewable energy sources (Environment Glossary)

    The renewable energy sources are: wind, solar, geothermal, wave motion, tidal, hydraulic, biomass, landfill gas, treatment process gas and biogas. Biomass means the biodegradable parts of products, waste and residues generated by farming (including vegetable and animal substances), forestry and associated industries, as well as the biodegradable parts of industrial and urban solid waste.

  • Renewable sources (Energy glossary)

    A category of energy sources including the sun, the wind, the tides, wave motion, hydro energy, geothermal resources and the transformation of vegetable products or organic & inorganic waste.

  • Reserve (Energy glossary)
    • Electricity

    Service that serves that of despatching. More specifically, the primary reserve is necessary for controlling the frequency, and the secondary and tertiary reserves are together used to make up the estimated necessary margins of power to ensure the security of the electricity system against an outage or an increase in demand. Finally, the reactive reserve is necessary for controlling the voltage.

    • Natural gas

    Deposit of gas stored in land having particular biological characteristics, usually exhausted reservoirs. This activity serves that of storage.

  • Reserve market (Energy glossary)

    The market that operates for the Despatching Service Market for procuring the secondary and tertiary reserve.

  • Reuse (Environment Glossary)

    Using an object many times for the purpose for which it was built, without introducing modifications.

  • Revaluation reserve (Investor Relations Glossary)

    Capital reserve constituted from monetary revaluations, generally referring to tangible fixed assets and equity investments.
    The revaluation reserves that are created from provisions of special laws are normally returned to shareholders only following special legal and fiscal legislation.
    It is one of the accounts that constitute the shareholders equity of a company.

  • Risk Management (Investor Relations Glossary)

    Sistema che consente di documentare in forma tangibile il profilo di rischio societario con uno scambio dialettico tra compagnie di assicurazione ed azienda.
    Il Risk Management consiste in un processo di controllo sistematico finalizzato ad affrontare e superare i rischi d’impresa.
    Trova attuazione in alcuni momenti tipici quali la consapevolezza del rischio, l’identificazione dei pericoli, l’analisi del rischio, la gestione e il trattamento dle rischio e il controllo e la verifica delle politiche di Risk Management

  • Ronchi Decree (Environment Glossary)

    Legislative decree no. 22 of 5th February 1997: national framework legislation on waste handling (named after the Minister who proposed it). 

REINVENTING THE CITY Regenerating resources to move to a society based on the circular economy
Sustainability and Shared value
Sustainability and Shared value
Sustainability and Shared value
"Hera" has been flowing
A "Hera" that has been flowing