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DANA calima - 10 things to know with detail
What is DANA calima?
DANA calima is a weather phenomenon that occurs in the Canary Islands, particularly in the island of Lanzarote. It is characterized by strong winds carrying sand and dust from the Sahara desert, resulting in a hazy and dusty atmosphere.
Origin of the name "DANA calima"
The term "DANA" stands for "Depresión Aislada en Niveles Altos" (Isolated Depression at High Levels), which refers to a weather system that can bring unstable weather conditions. "Calima" comes from the Arabic word "calimat," meaning haze or dust cloud.
Effects of DANA calima
During DANA calima, visibility is significantly reduced due to the thick dust in the air. The sky appears hazy and yellowish, and air quality can be compromised, leading to respiratory issues for some individuals.
Frequency of DANA calima
DANA calima events are relatively common in the Canary Islands, particularly during the summer months when the winds are stronger. However, the intensity and duration of each event can vary.
Duration of DANA calima
A DANA calima event can last for several days, depending on the strength of the winds carrying the dust particles. In some cases, the effects of the calima can linger for even longer, affecting daily activities and visibility.
Impact on tourism
DANA calima can have a significant impact on tourism in the Canary Islands, as the hazy and dusty conditions are not ideal for visitors seeking clear skies and sunny weather. Tourists may have to modify their plans or activities during a calima event.
Precautions during DANA calima
During a DANA calima event, it is recommended to stay indoors as much as possible to avoid exposure to the dust particles in the air. People with respiratory issues should take extra precautions and use masks if necessary.
Meteorological conditions
DANA calima is typically caused by a high-pressure system over the Sahara desert, which generates strong easterly winds that carry the dust particles towards the Canary Islands. These winds can reach speeds of up to 60 km/h or more.
Historical significance
DANA calima has been a part of the Canary Islands' weather patterns for centuries, dating back to the time when the islands were first settled by the Guanche people. The phenomenon has shaped the landscape and ecology of the islands over time.
Climate change impact
There is growing concern that climate change may be exacerbating the frequency and intensity of DANA calima events in the Canary Islands. As global temperatures rise, the Sahara desert may expand, leading to more dust being carried by winds to the islands.