Greenhouse , comprising a substantially airtight enclosure having an interior space , comprising: a crop space in which crops are to be grown; and a climate control chamber configured to control a climate in the crop space, comprising: a plurality of air inlet openings and a plurality of air outlet openings through which an interior of the chamber is in fluid communication with the crop space; an air displacement means configured to create an air flow from the crop space to the interior of the chamber through the plurality of air inlet openings, and from the interior of the chamber to the crop space through the plurality of air outlet openings; and an air conditioning means configured to condition air in the interior of the chamber such that a conditioned climate is created in the interior of the chamber, wherein the climate control chamber is configured and located relative to the crop space such that the plurality of air inlet openings and the plurality of air outlet openings of the climate control chamber are spatially distributed across the crop space such that the chamber both receives and delivers air from and to the crop space locally, that is close to the crops to be grown at the crop space, at a plurality of locations spatially distributed across the crop space, so that air conditioning also takes place locally at the plurality of locations spatially distributed across the crop space and a substantially homogeneous climate is created across the crop space. a crop space in which crops are to be grown; and a climate control chamber configured to control a climate in the crop space, comprising: a plurality of air inlet openings and a plurality of air outlet openings through which an interior of the chamber is in fluid communication with the crop space; an air displacement means configured to create an air flow from the crop space to the interior of the chamber through the plurality of air inlet openings, and from the interior of the chamber to the crop space through the plurality of air outlet openings; and an air conditioning means configured to condition air in the interior of the chamber such that a conditioned climate is created in the interior of the chamber, a plurality of air inlet openings and a plurality of air outlet openings through which an interior of the chamber is in fluid communication with the crop space; an air displacement means configured to create an air flow from the crop space to the interior of the chamber through the plurality of air inlet openings, and from the interior of the chamber to the crop space through the plurality of air outlet openings; and an air conditioning means configured to condition air in the interior of the chamber such that a conditioned climate is created in the interior of the chamber, wherein the climate control chamber is configured and located relative to the crop space such that the plurality of air inlet openings and the plurality of air outlet openings of the climate control chamber are spatially distributed across the crop space such that the chamber both receives and delivers air from and to the crop space locally, that is close to the crops to be grown at the crop space, at a plurality of locations spatially distributed across the crop space, so that air conditioning also takes place locally at the plurality of locations spatially distributed across the crop space and a substantially homogeneous climate is created across the crop space. <EOS>