Leatherback Trust To achieve this, the Park trained former poachers as eco-tour guides. Those guides now take tourists to see nesting sea turtles. Las Baulas National Marine Park now hosts guided sea turtle tours over the entire leatherback sea turtles nesting season, spanning from October until March. The Leatherback Trust played a key role in supporting the government of Costa Rica in compensating landowners for property that was within the national park. Owners cannot build or otherwise disturb that land so it is reasonable that they receive fair compensation for the land, which then becomes part of the Park. The Leatherback Trust
Varieties of Chinese increase, although there are also some sharp boundaries. However, the rate of change in mutual intelligibility varies immensely depending on region. For example, the varieties of Mandarin spoken in all three northeastern Chinese provinces are mutually intelligible, but in the province of Fujian, where Min varieties predominate, the speech of neighbouring counties or even villages may be mutually unintelligible. Classifications of Chinese varieties in the late 19th century and early 20th century were based on impressionistic criteria. They often followed river systems, which were historically the main routes of migration and communication in southern China. The first scientific classifications, based