How many natural lakes are in the world?

The world has 307 million lakes, according to calculations made by an international team of scientists. That number includes all natural lakes, but not human-made lakes such as reservoirs formed by dams. The lake count takes in ponds as small as one-tenth of a hectare (one-quarter acre).



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For example, one widely cited study estimated that Earth has 304 million lakes and ponds, and that 91% of these are 1 hectare (2.5 acres) or less in area.

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Finland is called ''the land of a thousand lakes,'' but at last count there were 187,888 of them - more lakes in relation to a country's size than any other.

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1. Blue Lake, New Zealand. The Blue Lake is the clearest lake in the world. New Zealand is well-known for its natural beauty, with mountainous terrains surrounding crystal clear lakes whenever you hop out of the city.

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Lake Ladoga, Russian Ladozhskoye Ozero or Ladozhskoe Ozero, largest lake in Europe, located in northwestern Russia about 25 miles (40 km) east of St. Petersburg.

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Considering that the majority of the world's lakes are in Canada and Alaska, it is not surprising that North America contains the most lakes out of any continent.

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Lake Annecy, France Located in the Haute-Savoie department, which borders Italy and Switzerland, Lake Annecy is a pristine body of water that's often called the cleanest lake in Europe, thanks to strict environmental regulations set in place in the 1960s.

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Annecy. Regarded as the clearest lake in Europe, Annecy is home to a picturesque town of the same name – sometimes also known as Venice of the Alps due to its numerous water canals.

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The Blue Lake, New Zealand Scientists in 2011 found out that this is the clearest lake in the world. The waterbody is fed by another glacial lake, which is free of debris.

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