Natural Hazards Types and Risk Factors

Play an AI-generated podcast conversation about this lesson

What type of natural events are classified as natural hazards?

Regular human activities

Normal weather patterns

Environmental changes caused by human activities

Extreme natural events that can cause loss of life and damage (correct)

What is the primary cause of convection currents in the Earth's mantle?

The heat from the Earth's core (correct)

The movement of tectonic plates

The heat from the Earth's crust

The rotation of the Earth

What is the result of constructive plate movement?

The formation of mountains

The creation of new land (correct)

The formation of volcanoes

All of the above

What is the purpose of seismometers?

To measure earth movement Signup and view all the answers

What is the term for the process of older plates sinking into the mantle, pulling newer plates along behind?

Slab Pull and Ridge Push Signup and view all the answers

What is the primary goal of long-term responses to tectonic hazards?

To reduce the likelihood of future hazards Signup and view all the answers

What has been the average increase in the earth’s temperature since 1900?

1 degree Signup and view all the answers

Which region is expected to experience an increase in crop yields due to climate change?

Northern Europe Signup and view all the answers

What is a consequence of melting ice in the Arctic Ocean?

Increased shipping and extraction of oil and gas reserves Signup and view all the answers

What is a consequence of warmer rivers?

Affect on marine wildlife Signup and view all the answers

What is an environmental benefit of planting more trees?

More trees to absorb carbon dioxide during photosynthesis Signup and view all the answers

What is an alternative energy source that can reduce carbon dioxide emissions?

Solar or wind energy Signup and view all the answers

What is the main purpose of base isolators in reinforced buildings?

To absorb seismic movement and reduce damage Signup and view all the answers

Why do people continue to live in areas of natural hazard risk?

All of the above reasons Signup and view all the answers

What type of plate movement can create fold mountains and earthquakes?

Collision of two continental plates Signup and view all the answers

What is a common location for volcanoes and earthquakes?

Where tectonic plates meet Signup and view all the answers

What is the main purpose of monitoring data and past event patterns?

To predict earthquakes and volcanoes Signup and view all the answers

Why do some areas have a low risk of natural hazards?

Because they have well-prepared emergency services Signup and view all the answers

What was a major reason why Nepal suffered greatly from earthquakes?

Poor infrastructure and lack of preparedness Signup and view all the answers

What drives the global atmospheric circulation?

The concentration of insolation at the equator Signup and view all the answers

What occurs when air rises under low pressure conditions in a tropical storm?

Strong winds form and draw in more air and moisture Signup and view all the answers

What is a consequence of hail in a tropical storm?

Damage to property and crops Signup and view all the answers

What happens when a tropical storm meets land?

It loses its source of heat and moisture, and loses power Signup and view all the answers

What is a consequence of thunderstorms in a tropical storm?

Lightning can cause fires or even death Signup and view all the answers

What is the main purpose of carbon capture?

To reduce the amount of emissions into the atmosphere Signup and view all the answers

What is the main goal of international agreements on carbon emissions?

To reduce carbon emissions globally Signup and view all the answers

What is the main purpose of adapting agricultural systems to climate change?

To adapt to changing climate conditions and maintain crop yields Signup and view all the answers

What is the main advantage of water transfer schemes?

Increasing water supply Signup and view all the answers

What is the main purpose of reducing risk from rising sea levels?

To reduce the impact of rising sea levels Signup and view all the answers

What is COP?

Conference of Parties Signup and view all the answers