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the trapping of the sun's heat energy by certain gases in the atmosphere, e.g. carbon dioxide...
atmospheric gases, especially carbon dioxide, methane, nitrous oxide, ozone and water vapour,...
waste water from sinks, washing machines, dishwashers, showers and baths, which can be used for...
tissue that makes up the majority of the plant body and performs various functions.
the water that is found underground in soil pore spaces and in the cracks and spaces within rock...