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Science & Big Ideas beginner

Food Waste: Scale and Solutions

Duration0 hours
Modules7
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Course outline

Module 1 Module 1: Understanding Food Waste

Understanding Food Waste

Introduction

Core content I

Core content II

Core content III

Summary

Further learning

Knowledge check

Q1. What is the primary cause of food waste in developed countries?
  • A. Overproduction by farmers
  • B. Consumer behavior and retail practices ✓
  • C. Lack of storage facilities
  • D. Transportation issues

Why: In developed countries, food waste is largely due to consumer behavior, such as buying more than needed, and retail practices like strict cosmetic standards for produce.

Q2. Which sector contributes the most to food waste globally?
  • A. Households ✓
  • B. Retail
  • C. Food service
  • D. Agriculture

Why: Households are the largest contributors to food waste globally, often due to improper storage, overbuying, and food being discarded before it spoils.

Q3. What percentage of food produced globally is wasted?
  • A. 10%
  • B. 30% ✓
  • C. 50%
  • D. 70%

Why: Approximately 30% of food produced globally is wasted, according to the Food and Agriculture Organization (FAO).

Q4. Which of the following is a solution to reduce food waste at the consumer level?
  • A. Improving transportation infrastructure
  • B. Implementing better food storage techniques
  • C. Using apps to connect with surplus food
  • D. All of the above ✓

Why: All of the options are valid solutions to reduce food waste at the consumer level, including better storage, using surplus food apps, and improving transportation.

Q5. What is a common reason for food waste in developing countries?
  • A. Consumer behavior
  • B. Lack of refrigeration and storage facilities ✓
  • C. Retail practices
  • D. Overproduction

Why: In developing countries, food waste is often due to a lack of proper refrigeration and storage facilities, leading to spoilage before food can be consumed.

Module 2 Module 2: Global Scale of Food Loss

Global Scale of Food Loss

Introduction

Core content I

Core content II

Core content III

Summary

Further learning

Knowledge check

Q1. What percentage of food produced globally is lost or wasted?
  • A. 10%
  • B. 30% ✓
  • C. 50%
  • D. 70%

Why: According to the Food and Agriculture Organization (FAO), approximately 30% of food produced globally is lost or wasted.

Q2. Which stage of the food supply chain contributes the most to food loss?
  • A. Processing
  • B. Harvesting and post-harvest handling ✓
  • C. Transportation
  • D. Retail

Why: Harvesting and post-harvest handling is where the majority of food loss occurs, especially in developing countries.

Q3. Which region experiences the highest levels of food loss?
  • A. North America
  • B. Europe
  • C. Africa ✓
  • D. Asia

Why: Africa experiences the highest levels of food loss due to factors such as poor infrastructure and lack of storage facilities.

Q4. What is a major cause of food loss in developing countries?
  • A. Overconsumption
  • B. Inadequate storage and transportation ✓
  • C. Excessive packaging
  • D. Waste in restaurants

Why: In developing countries, inadequate storage and transportation facilities are a major cause of food loss.

Q5. Which of the following is a solution to reduce food loss in developing countries?
  • A. Increasing consumption
  • B. Improving infrastructure and storage facilities ✓
  • C. Encouraging waste in restaurants
  • D. Reducing production

Why: Improving infrastructure and storage facilities is a key solution to reduce food loss in developing countries.

Module 3 Module 3: Causes of Food Waste

Causes of Food Waste

Introduction

Core content I

Core content II

Core content III

Summary

Further learning

Module 4 Module 4: Economic Impacts

Economic Impacts

Introduction

Core content I

Core content II

Core content III

Summary

Further learning

Module 5 Module 5: Solutions and Innovations

Solutions and Innovations

Introduction

Core content I

Core content II

Core content III

Summary

Further learning

Module 6 Module 6: Reducing Food Waste at Home

Reducing Food Waste at Home

Introduction

Core content I

Core content II

Core content III

Summary

Further learning

Knowledge check

Q1. What is the primary cause of food waste at home?
  • A. Overbuying groceries
  • B. Improper storage
  • C. Lack of meal planning
  • D. All of the above ✓

Why: Overbuying, improper storage, and lack of meal planning are all common causes of food waste at home.

Q2. Which of the following is a good practice to reduce food waste?
  • A. Buying in bulk without a plan
  • B. Ignoring expiration dates
  • C. Using leftovers creatively ✓
  • D. Throwing away spoiled food immediately

Why: Using leftovers creatively helps reduce food waste by making the most of available ingredients.

Q3. How can meal planning help reduce food waste?
  • A. It increases the number of meals prepared
  • B. It helps in buying only what is needed ✓
  • C. It makes cooking more complicated
  • D. It increases the amount of food thrown away

Why: Meal planning helps in buying only what is needed, thereby reducing the chance of food going to waste.

Q4. What should you do with food that is past its 'best before' date but still safe to eat?
  • A. Throw it away immediately
  • B. Donate it to a food bank
  • C. Eat it if it looks and smells fine ✓
  • D. Sell it to a neighbor

Why: Food past its 'best before' date can still be safe to eat if it looks and smells fine, and should not be thrown away unnecessarily.

Q5. Which of the following is a benefit of composting food scraps?
  • A. It increases food waste
  • B. It reduces the amount of organic waste going to landfills ✓
  • C. It makes cooking more difficult
  • D. It increases the need for grocery shopping

Why: Composting food scraps reduces the amount of organic waste going to landfills and helps in recycling nutrients back into the soil.

Module 7 Module 7: Policy and Advocacy

Policy and Advocacy

Introduction

Core content I

Core content II

Core content III

Summary

Further learning

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