An integrated system, comprising: a gas turbine system having a combustion chamber configured to stoichiometrically combust a compressed oxidant and a fuel in the presence of a compressed recycle exhaust gas, wherein the compressed recycle exhaust gas serves to moderate a temperature of combustion in the combustion chamber, and the combustion chamber directs a discharge to an expander configured to generate a gaseous exhaust stream and at least partially drive a main compressor; an exhaust gas recirculation system having at least one integrated cooling unit, wherein the at least one integrated cooling unit cools the gaseous exhaust before injection into the main compressor to generate the compressed recycle exhaust gas; and a CO 2 separator fluidly coupled to the compressed recycle exhaust gas via a purge stream and configured to discharge a residual stream consisting primarily of nitrogen-rich gas; a residual cooling unit fluidly coupled to the residual stream and configured to reduce the temperature of the residual stream and extract condensed water therefrom; a gas expander to expand the cooled residual stream and generate a nitrogen exhaust gas, wherein the nitrogen exhaust gas is injected into the at least one integrated cooling unit to cool the gaseous exhaust, and wherein the at least one integrated cooling unit being an evaporative cooling unit comprises: a first column configured to receive the nitrogen exhaust gas and a cool water supply, wherein the nitrogen exhaust gas evaporates a portion of the cool water supply to cool the cool water supply and generate a cooled water discharge; and a second column configured to receive the cooled water discharge and the gaseous exhaust, wherein interaction between the cooled water discharge and the gaseous exhaust cools the gaseous exhaust. a gas turbine system having a combustion chamber configured to stoichiometrically combust a compressed oxidant and a fuel in the presence of a compressed recycle exhaust gas, wherein the compressed recycle exhaust gas serves to moderate a temperature of combustion in the combustion chamber, and the combustion chamber directs a discharge to an expander configured to generate a gaseous exhaust stream and at least partially drive a main compressor; an exhaust gas recirculation system having at least one integrated cooling unit, wherein the at least one integrated cooling unit cools the gaseous exhaust before injection into the main compressor to generate the compressed recycle exhaust gas; and a CO 2 separator fluidly coupled to the compressed recycle exhaust gas via a purge stream and configured to discharge a residual stream consisting primarily of nitrogen-rich gas; a residual cooling unit fluidly coupled to the residual stream and configured to reduce the temperature of the residual stream and extract condensed water therefrom; a gas expander to expand the cooled residual stream and generate a nitrogen exhaust gas, wherein the nitrogen exhaust gas is injected into the at least one integrated cooling unit to cool the gaseous exhaust, and wherein the at least one integrated cooling unit being an evaporative cooling unit comprises: a first column configured to receive the nitrogen exhaust gas and a cool water supply, wherein the nitrogen exhaust gas evaporates a portion of the cool water supply to cool the cool water supply and generate a cooled water discharge; and a second column configured to receive the cooled water discharge and the gaseous exhaust, wherein interaction between the cooled water discharge and the gaseous exhaust cools the gaseous exhaust. a first column configured to receive the nitrogen exhaust gas and a cool water supply, wherein the nitrogen exhaust gas evaporates a portion of the cool water supply to cool the cool water supply and generate a cooled water discharge; and a second column configured to receive the cooled water discharge and the gaseous exhaust, wherein interaction between the cooled water discharge and the gaseous exhaust cools the gaseous exhaust.