CHAPTER XXI SEVERAL DEGREES BELOW ZERO—EXPLORATION OF THE SWAMP REGION TO THE SOUTHEAST—THE VIEW OF THE SEA—A CONVERSATION CONCERNING THE FUTURE OF THE PACIFIC OCEAN—THE INCESSANT LABOR OF THE INFUSORIA—WHAT WILL BECOME OF THIS GLOBE—THE CHASE—THE SWAMP OF THE TADORNS. From this moment Pencroff did not let a day pass without visiting what he called with perfect gravity, his “corn field.” And alas, for any insects that ventured there, no mercy would be shown them. Near the end of the month of June, after the interminable rains, the weather became decidedly cold, and on the 29th, a Fahrenheit thermometer would certainly have stood at only 20° above zero. The next day, the 30th of June, the day which corresponds to the 3lst of December in the Northern Hemisphere, was a Friday. Neb said the