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… of the biodegradation of organ- ic material such as food waste, animal manure or waste from the paper or food industry. Major sources also include municipal waste … carbon dioxide. The issue of land-use competition between food crops and crops being grown especially for methanization …

… are in tonnes of mercury Leads: Ministry of Agriculture, Food and Environment, Spain, and Ministry of Housing, Land … activity. IN TI, Argentina M inistry of Agriculture, Food and Environm ent, Spain …

… that are toxic to them. Marine organisms that are used for food can become contaminated with substances such as mercury, …