El Niño and La Niña Climate Patterns Explained

The video explains El Niño, a climate pattern in the Pacific Ocean, and its global effects. It discusses the origin of its name, its frequency, and the varied impacts it has on different regions, such as rainfall and drought. The 1997-1998 El Niño event is highlighted for its significant damage. The video contrasts normal years with El Niño years, focusing on trade winds and weather changes. It concludes with an introduction to La Niña, the opposite climate pattern, and its effects.

What is El Niño primarily known as?

• A seasonal festival

• A type of fish

• A climate pattern

• A type of storm

How often does El Niño typically occur?

• Every decade

• Every 2 to 7 years

• Every century

• Every year

Which region experienced destructive mudslides during the 1997-1998 El Niño event?

• Indonesia

• California

• Ecuador

• South Asia

What is the main difference in trade winds during an El Niño year compared to a normal year?

• They disappear completely

• They are stronger

• They are weaker

• They change direction

During an El Niño year, which side of the Pacific Ocean accumulates more warm water?

• The northern side

• The western side

• The eastern side

• The southern side

How does El Niño affect the weather in the northern U.S. and Canada?

• Warmer and wetter

• Colder and wetter

• Warmer and drier

• Colder and drier

What happens to the Pacific jet stream during an El Niño event?

• It strengthens

• It disappears

• It moves south

• It moves north

What is La Niña characterized by?

• No trade winds

• Stronger trade winds

• Weaker trade winds

• Reversed trade winds

During a La Niña event, where does warm water accumulate more than usual?

• Towards the north

• Towards the east

• Towards the west

• Towards the south

What is the primary effect of La Niña on global weather patterns?

• Increased global temperatures

• Decreased global temperatures

• Increased rainfall globally

• Decreased rainfall globally