TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Method: In the method-I: a stream of hydrogen having a purity of less than 99.99% is provided to the anode gas chamber; an additional catalyst is added to the cathode side of the electrochemical cell to assist in the thermal reaction between hydrogen and nitrogen to produce ammonia; and an ambient pressure and temperatures of 100-500 degrees C are used on the cathode side of the reactor. The electrolyte is liquid, ammonium nitrate is produced, and the method-II further comprises neutralizing excess nitric acid produced in the reactor by reaction with ammonia in an external neutralization tank. In the method-II: ammonium nitrate is produced via the reaction of ammonia produced at the cathode and nitric acid produced at the anode outside the reactor; ammonium nitrate is produced, and the at least one electrolyte is liquid electrolyte; or ammonium nitrate is produced in the reactor and the at least one electrolyte is solid electrolyte. The method-II further comprises: reacting ammonia and nitric acid in a reaction tank connected to the reactor; and converting, in an absorption tower, oxides of nitrogen with high valance into nitric acid by contacting the oxides with water. In the method-II, urea is produced, and the method-II further comprises providing a carbon source and a nitrogen source to the cathode, feeding a hydrogen source to the anode, and placing at least one liquid electrolyte between the cathode and the anode. In the method-II, for producing urea, the electrolyte is solid, and the reactor is a high temperature electrochemical cell. In the method-II, for producing urea-ammonium nitrate, the method-II further comprises providing a carbon source and a nitrogen source to the cathode to generate a mixture of urea and ammonia, and feeding a nitrogen source to the anode to produce nitric acid, and the method-II further comprises reacting the ammonia and nitric acid produced with additional ammonia to produce ammonia nitrate in a reaction vessel external to the reactor. In the method-II, urea-ammonium nitrate is produced, the reactor is an electrochemical cell, the electrolyte is solid, a mixture of urea and ammonia is produced at the cathode, nitrogen dioxide generated at the anode is converted into nitric acid with water, and urea, ammonia and nitric acid are reacted to form urea-ammonia nitrate. Preferred Components: The mixture of gases comprises hydrogen, carbon monoxide, carbon dioxide, methane, light hydrocarbons, alcohols, and water. The hydrogen is produced by an electrochemical cell from a mixture of gases and water, and for electrochemical ammonia production from protons, nitrogen, and electrons. The gas circulation rate on the cathode side of the reactor provides at least one ratio of the ratio of hydrogen flow rate to the amount of the catalyst of at least 100 cc/min of hydrogen per 1 g of the catalyst active metals, preferably greater than 1000 cc/mm of hydrogen per 1 g of active catalyst metals. The mixture of gases on the cathode side of the reactor chamber continuously circulates through it, and ammonia is removed from it by trapping. The nitrogen source is nitrogen-containing salts and/or nitrogen-containing gases, where the nitrogen-containing gases include nitrogen oxide of formula (NxOy). The source of hydrogen is hydrogen-containing salts, hydrogen-containing compounds, or hydrogen-containing gases. The hydrogen-containing salt is ammonium hydroxide or sodium borohydride, the hydrogen-containing gas is hydrogen and ammonia, and the hydrogen-containing compound is water, alcohols, or sugars. The hydrogen gas comes from the electrolysis of a hydrogen containing compound, where the electrolysis is performed utilizing electricity from wind energy and/or solar energy and the electrolysis of water takes place in the presence of depolarizers such as coal, sulfur, and sulfur dioxide to produce hydrogen. The electrolyte is aqueous electrolytes including aqueous solution, non-aqueous electrolytes, or solid electrolytes. The reactants comprise at least one carbon source and at least one nitrogen source, where the molar ratio of the carbon source to the nitrogen source in the reactants changes 0.1-20 during the electrochemical reaction. The anode comprises at least one catalyst comprising precious metals, alloys of precious metals, and/or their counterparts supported on stable metal oxides. The cathode comprises at least one catalyst comprising unsupported transition metals, supported transition metals, alloys of the supported transition metals, organic macromolecular compounds, and/or conductive polymers.x = 1 or 2; andy = 0-5.    TECHNOLOGY FOCUS - INSTRUMENTATION AND TESTING - Preferred Components: The reactor includes a membrane comprising at least one of a polymer membrane, a solid oxide membrane, a molten carbonate membrane, an alkaline membrane, and/or a phosphoric acid member. The reactor further comprises a membrane separating the anode and the cathode, where the membrane is ion-exchange membranes, porous polymer membranes, and/or inorganic porous membranes.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Components: The carbon source is carbon dioxide, carbon-containing organic compounds, and/or carbon-containing gases. ACTIVITY - Fertilizer.    MECHANISM OF ACTION - None given.    EXAMPLE - No suitable example given.