A manned spacecraft , with a life support system configured to remove metabolic carbon dioxide (CO 2 ) from the spacecraft's internal atmosphere, comprising a macro-porous ion-exchange resin for carbon dioxide (CO 2 ) absorption, and configured to regenerate the macro-porous ion-exchange resin after a carbon dioxide (CO 2 ) binding, for the purpose of removing-solving the carbon dioxide (CO 2 ) from of the macro-porous ion-exchange resin, wherein the regeneration of the macro-porous ion exchange resin is effected by a usage of slightly overheated water vapor under atmospheric conditions and the resulting expulsion of the CO 2 or by applying a negative pressure, and wherein the carbon dioxide (CO 2 ), after removing from the macro-porous ion-exchange resin, is supplied to a pipeline system of the life support system , which is intended to distribute the carbon dioxide (CO 2 ) in the spacecraft , and with at least one work chamber , which is configured for a performance of an extraction and/or purification process with carbon dioxide (CO 2 ) as a solvent, wherein the carbon dioxide (CO 2 ) required for the extraction and/or purification process in the work chamber is supplied by the life support system , and with a further work chamber , which is configured for a performance of an extraction and/or purification process with carbon dioxide (CO 2 ) as a solvent, and which is directly connected to the life support system , at a distance from the work chamber . with a life support system configured to remove metabolic carbon dioxide (CO 2 ) from the spacecraft's internal atmosphere, comprising a macro-porous ion-exchange resin for carbon dioxide (CO 2 ) absorption, and configured to regenerate the macro-porous ion-exchange resin after a carbon dioxide (CO 2 ) binding, for the purpose of removing-solving the carbon dioxide (CO 2 ) from of the macro-porous ion-exchange resin, wherein the regeneration of the macro-porous ion exchange resin is effected by a usage of slightly overheated water vapor under atmospheric conditions and the resulting expulsion of the CO 2 or by applying a negative pressure, and wherein the carbon dioxide (CO 2 ), after removing from the macro-porous ion-exchange resin, is supplied to a pipeline system of the life support system , which is intended to distribute the carbon dioxide (CO 2 ) in the spacecraft , and configured to remove metabolic carbon dioxide (CO 2 ) from the spacecraft's internal atmosphere, comprising a macro-porous ion-exchange resin for carbon dioxide (CO 2 ) absorption, and configured to regenerate the macro-porous ion-exchange resin after a carbon dioxide (CO 2 ) binding, for the purpose of removing-solving the carbon dioxide (CO 2 ) from of the macro-porous ion-exchange resin, wherein the regeneration of the macro-porous ion exchange resin is effected by a usage of slightly overheated water vapor under atmospheric conditions and the resulting expulsion of the CO 2 or by applying a negative pressure, and wherein the carbon dioxide (CO 2 ), after removing from the macro-porous ion-exchange resin, is supplied to a pipeline system of the life support system , which is intended to distribute the carbon dioxide (CO 2 ) in the spacecraft , and with at least one work chamber , which is configured for a performance of an extraction and/or purification process with carbon dioxide (CO 2 ) as a solvent, wherein the carbon dioxide (CO 2 ) required for the extraction and/or purification process in the work chamber is supplied by the life support system , and with a further work chamber , which is configured for a performance of an extraction and/or purification process with carbon dioxide (CO 2 ) as a solvent, and which is directly connected to the life support system , at a distance from the work chamber . <EOS>