 | | Glossary |  |  |  | |  | AITEC (Associazione Italiana Economico Tecnica del Cemento) Acronym of the Italian Economic and Technique Cement Association. It represents italian companies that are cement producers since 1959.
|  | Acid Rain Acid rain is a serious environmental problem that affects large parts of the United States and Canada. Acid rain is particularly damaging to lakes, streams, and forests and the plants and animals that live in these ecosystems.
|  | Additional Indicators Additional Indicators are those Indicators identified in the GRI Guidelines that represent emerging practice or address topics that may be material to some organizations but not generally for a majority.
|  | Air pollution Air pollution comes from many different sources such as factories, power plants, dry cleaners, cars, buses, trucks and even windblown dust and wildfires. Air pollution can threaten the health of human beings, trees, lakes, crops, and animals, as well as damage the ozone layer and buildings. Air pollution also can cause haze, reducing visibility in national parks and wilderness areas.
|  | Alternative Fuel Waste from different industrial processes which, due to its high calorific power and low level of polluting substances, can be used as a partial replacement for other fuels in some combustion processes.
|  | Alternative Raw Materials By-products that can be reused in production processes instead of other raw materials.
|  | Atmospheric Emission Any solid, liquid or gaseous substance introduced into the atmosphere from industrial plants, residential heating systems, transport systems (i.e. automobiles, airplanes) and which could cause atmospheric pollution.
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