4 Carbon capture and recovery systems comprised of solvent, absorbers, heat exchangers, strippers, and associated parts; semimodular systems for carbon capture and recovery comprised of solvent, absorbers, heat exchangers, strippers, and associated parts; modular systems for carbon capture and recovery comprised of solvent, absorbers, heat exchangers, strippers, and associated parts;CO2 and methane capture and recovery systems comprised of solvent, absorbers, heat exchangers, strippers, and associated parts for use with power plants, boilers, kilns and chemical facilities