Tropic of Capricorn years. In South America, whilst in the continental cratons soils are almost as old as in Australia and Southern Africa, the presence of the geologically young and evolving Andes means that this region is on the western side of the subtropical anticyclones and thus receives warm and humid air from the Atlantic Ocean. As a result, areas in Brazil adjacent to the Tropic are extremely important agricultural regions, producing large quantities of crops such as sugarcane, and the natural rainforest vegetation has been almost entirely cleared, except for a few remaining patches of Atlantic Forest. Further south in Argentina, the
Capricorn and Bunker Group were engaged in surveying the group of islands and reefs about, which, from the tropic of Capricorn running through them, have been called the Capricorn Group... Jan 18 - Landed with Captain Blackwood on Wreck Island. This was so named for part of a vessel 6 or 700 tons. The island was about a quarter of a mile long and not more than 100 yards broad; a pile of sand covered by thick bushes. Jan 21 Captain Blackwood and Mr Evans being ashore to "take sights" for the chronometers, found on the island some traces of the wrecked crew. On