Global Environment Part 2

What is the difference between a natural hazard and a natural disaster?

A natural hazard is a dangerous natural event that has not yet caused damage, while a natural disaster is a natural hazard that has caused destruction, injuries, or deaths.

What is the disaster risk equation?

Disaster Risk = Hazard × Vulnerability ÷ Capacity to Cope.

What was a key factor that led to fewer deaths during Cyclone Sidr in Bangladesh?

Effective early warning systems and evacuation efforts.

What was a major reason for the high death toll during Cyclone Nargis in Myanmar?

Weak disaster preparedness and lack of international aid.

How do tsunamis typically form?

A sudden rise or fall of the Earth's crust under or near the ocean displaces water, creating a tsunami.

What is the average speed of a tsunami in deep water?

Tsunamis can travel at 500 mph in deep water.

What are the three stages of the disaster management cycle?

Disaster Prevention and Mitigation, Disaster Preparedness, Response/Recovery/Reconstruction.

What factors made Haiti vulnerable to the 2010 earthquake?

Location on plate boundaries, extreme poverty, and lack of disaster preparedness.

How much food does the average American family waste yearly?

The average American family wastes $1,600 per year on food.

What percentage of total crops grown for food is never consumed?

24% of calories produced are never consumed by people.

What types of biofuel were introduced in class?

Ethanol and Biodiesel.

Who is the Indian economist known for the 'Entitlements' theory of famine?

Amartya Sen.

What is the difference between famine as food availability decline and famine as food entitlement decline?

Food availability decline refers to insufficient food production, while food entitlement decline focuses on people's access to food despite availability.

In what year did the global urban population first exceed the rural population?

What are some potential solutions cities can provide to environmental challenges?

Recycling programs, energy generation from waste, and energy-efficient investments.

What percentage of global agriculture's share of greenhouse gas emissions?

24%.

Which regions of the world are expected to experience positive impacts on agricultural production due to climate change?

Canada, Russia, and parts of Europe.

What was the primary food crop responsible for more than half of the global food waste?

Cereals account for 53% of wasted food by calories.

What are the key areas of the Sustainable Development Goals?

Dignity, People, Planet, Partnership, Justice, Prosperity.

Which regions are the leading consumers of organic food globally?

North America and Europe.

What is significant about the farming techniques in regions focused on organic methodologies?

Organic farming produces, on average, 25% less than conventional farming.