Study
SustainabilityRecentStrong effect

Animal-based diets contribute significantly more to carbon footprints than plant-based alternatives.

Dietary choices, particularly the consumption of animal products, are a major driver of carbon emissions throughout the entire food lifecycle.

Results in Engineering · 2023

01

Key Findings

  • 01Animal-based protein diets, especially meat, have a higher carbon footprint contribution.
  • 02Rice contributes the highest among plant-based diets.
  • 03Academic engagement on food-related carbon footprint issues is increasing globally.
02

Application

Design takeaway

Prioritize the development and promotion of plant-forward food systems and products, and critically assess the carbon impact of all stages of the food supply chain.

How to apply

When designing new food products or systems, conduct a thorough lifecycle assessment to quantify the carbon footprint and identify opportunities for reduction, particularly by substituting animal-based ingredients with lower-impact plant-based alternatives.

Project actions

  • 01When researching food-related design projects, consider the carbon footprint of ingredients and production methods.
  • 02Explore how design can influence consumer choices towards more sustainable diets.
  • 03Investigate the lifecycle of food products, from farm to fork, to identify emission hotspots.
03

Method & Evidence

AimTo investigate the correlation between food consumption patterns and carbon footprints across different diets and geographical regions, and to identify areas for emission reduction.
MethodSystematic literature review and bibliometric analysis.
ProcedureThe research involved a comprehensive review of existing scientific literature to analyze the sources and impacts of food-related carbon footprints. It compared the carbon footprints of animal-based and plant-based diets, and qualitatively evaluated dietary patterns in India, China, and Italy based on published data.
ContextFood consumption and its environmental impact.

Variables

IVDietary patterns (animal-based vs. plant-based).
DVCarbon footprint (e.g., greenhouse gas emissions).
CVGeographical region, specific food items (e.g., meat, rice).
04

Strengths & Limitations

Strengths

  • +Provides a comprehensive overview of a critical sustainability issue.
  • +Utilizes a robust methodology (systematic review and bibliometric analysis) to synthesize existing knowledge.

Limitations

The availability and accuracy of carbon footprint data for specific food items can vary. Generalizing findings across different regions requires careful consideration of local agricultural practices and consumption habits.

Reliability & validity

The reliability of the findings depends on the quality and consistency of the data sources reviewed. Validity is enhanced by the systematic approach to literature selection and analysis.

Think critically

While animal products have a higher carbon footprint, consider the socio-economic factors and cultural significance that influence dietary choices. How can design address these complexities to promote sustainable eating habits effectively?

05

Design Principles

"Minimize the embodied carbon of food products by favoring plant-based ingredients and optimizing the entire food lifecycle."

Understanding the carbon footprint of food consumption is crucial for developing sustainable practices. Designers and engineers can leverage this knowledge to influence product development, packaging, and supply chain strategies, ultimately contributing to reduced environmental impact.

06

What This Means for Your Design

Eating meat and other animal products creates a lot more pollution (carbon footprint) than eating plants. Even some plant foods, like rice, can have a big impact. Designers should think about how to make food production and consumption less polluting.

How to use in your project

  • 1.Reference this study when discussing the environmental impact of food choices in your design project's background research.
  • 2.Use the findings to justify design decisions aimed at reducing carbon emissions related to food.
07

Add to My Project

08

Quick Cite

(2023). A comprehensive review on carbon footprint of regular diet and ways to improving lowered emissions. Results in Engineering. https://doi.org/10.1016/j.rineng.2023.101054 Retrieved from https://designdex.org/study/72d59376-57e9-4be7-ba41-a0b7a9c8ebd1/animal-based-diets-contribute-significantly-more-to-carbon-footprints-than-plant-based-alternatives

Paragraph starter

This research highlights that animal-based diets, particularly those high in meat, contribute significantly more to carbon footprints than plant-based alternatives. This understanding is critical for design projects focused on sustainability, as it informs decisions regarding ingredient selection, product development, and the overall lifecycle assessment of food-related items, guiding designers towards solutions that minimize environmental impact.

09

Source

Results in Engineering

A comprehensive review on carbon footprint of regular diet and ways to improving lowered emissions

journal · 2023

View source

Questions about this research

What does the research say about animal-based diets contribute significantly more to carbon footprints than plant-based alternatives?
Prioritize the development and promotion of plant-forward food systems and products, and critically assess the carbon impact of all stages of the food supply chain. Evidence: Results in Engineering (2023).
Why does "Animal-based diets contribute significantly more to carbon footprints than plant-based alternatives." matter for design?
Understanding the carbon footprint of food consumption is crucial for developing sustainable practices. Designers and engineers can leverage this knowledge to influence product development, packaging, and supply chain strategies, ultimately contributing to reduced environmental impact.
How can designers apply this research?
Prioritize the development and promotion of plant-forward food systems and products, and critically assess the carbon impact of all stages of the food supply chain.
What were the main findings?
Animal-based protein diets, especially meat, have a higher carbon footprint contribution.. Rice contributes the highest among plant-based diets.. Academic engagement on food-related carbon footprint issues is increasing globally.
What research method was used?
Systematic literature review and bibliometric analysis..
How strong is the evidence?
Evidence strength is rated Strong effect, based on a 2023 journal from Results in Engineering.
What should I do differently in my next project?
When designing new food products or systems, conduct a thorough lifecycle assessment to quantify the carbon footprint and identify opportunities for reduction, particularly by substituting animal-based ingredients with lower-impact plant-based alternatives.
What are the limitations?
The qualitative evaluation of dietary patterns in specific regions may not capture the full complexity of local food systems and consumption habits. The study relies on existing published data, which may have inherent variations in methodology and reporting.
Is there evidence that carbon footprint affects design outcomes?
The study found that diets rich in animal products generate substantially more greenhouse gas emissions compared to plant-based diets, with rice being a notable contributor among plant-based foods. The research also highlights a growing academic focus on this issue worldwide. Understanding the carbon footprint of food Source: Results in Engineering (2023).
Where does this supply chain research apply?
Food consumption and its environmental impact. It sits within sustainability research on designdex.org.

Related research topics

carbon footprint design research · evidence on carbon footprint · does carbon footprint improve design outcomes · supply chain studies for designers · carbon footprint and supply chain findings · sustainability research evidence