Several shots from different angles aboard Canadian weather ship Quadra sailing in the equatorial Atlantic ocean with other weather ships from nations around the world taking part of the Global Atmospheric Research Program called Operation G.A.T.E., of Hindu and Canadian technicians releasing a small weather balloon, of a yacht sailing from ship to ship, of a motorboat with technicians in it accosting Quadra and boarding it with luggage, of other men taking their places in motorboat. Several LSs, MSs of weather ships at sea including shots of balloons in the sky and of NFB camera crew at work on Quadra with Maple Leaf flag in evidence. MLS of a weather plane flying over sea. Several shots from different angles aboard weather ship Quadra of parts of the ship, of motorboat accosting ship, of men in motorboat hanging boat at cables and being lifted up aboard ship, of a man looking at other ships through a telescope, of a weather ship sailing near Quadra with technicians watching it, two are looking through binoculars, of Canadian technicians aboard motorboat being lifted-up onto ship, of big weather balloon under shelter, of weather ships at sea.