Baikal and freshwater
Where is the largest freshwater supply in the world? Most are familiar with the geography and ecology of the people will answer without hesitation — the largest source of fresh water in the world is lake Baikal . located in Eastern Siberia.
How much fresh water in Baikal? In the lake Baikal fresh water is contained in very large quantities. The volume of fresh water of lake Baikal is so large, accounting for about twenty percent from the total of all fresh water reserves in the world (up to twenty km3). If to take separately only the Russian reserves of fresh water, lake Baikal is up to 90 percent of their number.
The origin of lake Baikal.
Baikal is not only the deepest lake on the planet (the maximum depth is more than 1,600 meters ), but also the oldest. Estimated age of lake Baikal is estimated at more than twenty million years.
It is considered that lake Baikal was formed in the Wake of a major tectonic fault in the process of continental movements. This theory is confirmed by the fact that volcanic activity in the lake continues to this day — occasionally there are earthquakes in the vicinity of lake Baikal.
Why is the Baikal water is fresh?
The filling of lake Baikal water was due to surface water. Those rivers that flow into lake Baikal, very slightly saline, Continue reading
GENERAL INFORMACIJU ABOUT THE COUNTRY
Capital: La Paz, the actual capital of Bolivia (according to the Constitution the capital city is Sucre)
Official language: Spanish, Quechua, Aymara, Guarani, etc.
The population is about 9.7 million people.
State system: presidential Republic.
Area: ~ 1 million sq km.
Geographical position: in the Central part of South America, in the North and North-East it borders with Brazil, to the Southeast with Paraguay, to the South with Argentina, to the South-West and West with Chile and Peru.
Time: behind Moscow for 8 hours (in summer), 7 hours (in winter).
Highest point: volcano. Sajama (6542 m).
Bolivia – the highest country in South America. Tourists are attracted here by beautiful panoramic views of the Andes mountains, the famous lake Titicaca, where you can take boat trips as well as local customs and traditions.
Popular types of tourism: ecological, sightseeing.
That is worth a visit:
Sucre – capital of Bolivia, in 1991 included in the UNESCO list of world heritage.
La Paz is the administrative and commercial center of the country.
The fortress of El Fuerte de Samaipata . included in the list of UNESCO sites.
Lake Titicaca is the highest Continue reading
On the Land there are lakes that are for various reasons unsuitable for people.
Lake Kivu in the Congo has long interested scientists. But they are not attracted by the picturesqueness of the lake. At the bottom of the lake had accumulated huge deposits of carbon dioxide and methane, caused by the bacteria. If in this place there’s an earthquake, then a mix of these gases will explode.
The explosion will carry at least 2 million people living around the lake. They will die either from the explosion or from carbon dioxide poisoning. In the Urals, lake Karachay, which is the most deadly on the planet. In 1951 it was used for storage of liquid radioactive waste. There has accumulated about 120 million curies of radioactive material. Dominated by strontium-90 and cesium-137. Even five minutes of being on the shore of lake Karachay is dangerous for health. And one hour is enough to die. In 1961, during the drought of 500 thousand received radiation due to dust blown by the wind. This is equivalent to the action of the atomic bomb in Hiroshima. The last twenty years attempts have been made to fill the lake.
In Dominica is the Boiling lake is considered one of the wonders Continue reading