Lakes and lagoons

Lakes and lagoons

Index

01. How are lakes formed. 02. How are lagoons formed 03. Types of lakes 04. Importance of lakes and lagoons for biodiversity. 05. Examples of lakes and lagoons in Spain and in the world. 06. Problems affecting lakes and lagoons

How are lakes are formed.

Lakes are formed when water accumulates in natural depressions created by tectonic movements, glaciers, volcanoes, rivers, landslides, or by human activity through dam construction.

How are lagoons formed.

Lagoons are formed when natural barriers, such as sandbanks, barrier islands, or coral reefs, separate a portion of water from the sea.

Type of lakes

Lakes can be classified into several types based on their formation, water source, and characteristics. Here are some common types of lakes:

• Tectonic Lakes.
• Glacial Lakes.
• Volcanic Lakes.

• Landslide Lakes.
• Saltwater Lakes.

Importance of lakes and lagoons for biodiversity.

Lakes and lagoons are incredibly important for biodiversity because they provide essential habitats for a wide variety of species, support ecosystems, and contribute to the overall health of the environment.

Examples of lakes and lagoons in Spain and in the world.

Lakes and lagoons in Spain:

• Lake of Sanabria (Zamora)

• Lake of Banyoles (Cataluña)
• Lagoon of Fuente de Piedra (Andalucia)

• Lakes and lagoons arround the world:
• Lake Baikal (Russia)
• Lake Iriki (Marruecos)
• Lagoon The Everglades (USA)

Problems affecting lakes and lagoons

Lakes and lagoons face numerous problems, many of them are the result of human activities and environmental changes. These are some of the main problems that affect these ecosystems:

• Sedimentation.
• Polution.
• Climate Change.
• Invasive Species.
• Acidification.
• Overexploitation.

Thanks for your attention