Lake Arenal is the key point in which an ambitious hydropower generation is based in Costa Rica and currently produces energy for most of the country.
During construction, the communities of Arenal Viejo and Tronadora were completely flooded when the expansion of the lake was made.
There are two main dominant fish species in the lake, crushed fish and sea bass. Among the most common birds in the lake are the hummingbird and the woodpecker.
Widespread rain and cloud forests growing around the lake contribute to "feed" by providing showers. The forests of the region are home to a rich biodiversity composed of 2,000 species of plants, 120 species of mammals and 300 species of birds. The jaguar, the quetzal and the tapir
The Arenal volcano in Costa Rica is located in the district of La Fortuna, San Carlos canton in the province of Alajuela. It has a height of 1,670 meters. The volcano is located within the Arenal Volcano National Park. Initiated its past and present period of activity in 1968, on July 29 at 7:30. Since then constantly emits gases and water vapor, with some explosions emission of pyroclastic materials and sometimes loud rumblings. For this and his frequent activity, make this the most active volcano in Costa Rica