Hands cradling a diverse ecosystem, symbolizing prosocial incentives in biodiversity conservation.

Can Prosocial Incentives Save Biodiversity? The Unexpected Power of Doing Good

"Discover how tapping into our desire to contribute can protect endangered species, and why sometimes, money isn't everything."


The relentless march of biodiversity loss poses an unprecedented threat to our planet's delicate ecosystems. In a world increasingly aware of environmental issues, innovative solutions are needed to protect our planet's flora and fauna. Traditional methods of biodiversity conservation often fall short, highlighting the need for more effective strategies. This has led researchers and conservationists to explore unconventional approaches, including behavioral incentives, to encourage citizen participation and data collection.

One promising avenue involves leveraging human behavior through prosocial and financial incentives. Understanding what motivates people to engage in conservation efforts can be a game-changer. While financial rewards have long been a staple, the power of prosocial motivations—the desire to contribute to the greater good—is gaining recognition. Can these incentives drive meaningful participation in conservation, and if so, which type is more effective?

Recent studies have begun to explore these questions, using field experiments to test the impact of different incentives on citizen engagement. By tapping into people's intrinsic desire to contribute and offering tangible rewards, these interventions aim to boost the collection of vital data on species distribution and habitat health. This approach turns everyday citizens into valuable contributors to scientific research and conservation efforts.

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The Scale of Biodiversity Loss

Accurate global statistics on biodiversity loss remain difficult to establish with precision, though scientists broadly agree that the planet is experiencing a significant decline in biological diversity. Current estimates suggest that species are disappearing at rates far exceeding natural background extinction levels, though exact figures vary across assessments. The full ecological and economic consequences of this decline are still being quantified, but the trend is widely recognized as one of the most pressing environmental challenges of our time.

Defining and Measuring Biodiversity

Scientists generally assess biodiversity across multiple hierarchical levels, from genetic variability within a single species to the diversity of entire ecosystems. Species richness — the count of species within a given area — remains one of the most widely used metrics for gauging biological variety. However, this metric alone has inherent limitations, as it may not capture the complexity of evolutionary and ecological processes or the cultural dimensions that sustain life in particular regions. Comprehensive assessment requires integrating genetic, species-level, and ecosystem-level data, which remains methodologically challenging.

How the Field Took Shape

The formal concept of biodiversity is relatively recent in scientific history, gaining prominence in the latter half of the twentieth century as ecological awareness grew. Key milestones include the establishment of international conservation frameworks and a broadening recognition that human activity was accelerating species loss. While the precise timeline of foundational discoveries is still debated among historians of science, the field has evolved rapidly from descriptive natural history to data-driven conservation biology.

The Power of Prosocial Incentives: Encouraging Biodiversity Conservation

Hands cradling a diverse ecosystem, symbolizing prosocial incentives in biodiversity conservation.

Researchers Shusaku Sasaki, Takahiro Kubo, and Shodai Kitano conducted a fascinating field experiment using a smartphone app to explore the effectiveness of prosocial and financial incentives in biodiversity conservation. Their study, detailed in a research article, sheds light on how different motivations can drive citizen participation in environmental efforts. The key? Engaging people’s desire to contribute to something larger than themselves.

The study divided participants into three groups: a control group, a prosocial incentive group, and a financial incentive group. The control group was simply asked to post photos of plant, insect, or animal species on weekdays. The prosocial incentive group was informed that for each unique species photo they posted, a donation would be made to endangered species protection activities. The financial incentive group, on the other hand, received gift certificates for their posts.

  • Control Group: No incentives were provided.
  • Prosocial Incentive Group: Donations were made to conservation for each unique species photo.
  • Financial Incentive Group: Participants received gift certificates for their posts.
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Expanding the Scope of What Biodiversity Includes

Current research continues to broaden the understanding of what biodiversity encompasses, recognizing it as including all living organisms within a given area — from towering redwood forests to microscopic single-cell algae invisible to the naked eye. This expansive view reflects a shift toward treating ecosystems as interconnected wholes rather than collections of isolated species. National Geographic emphasizes that biodiversity covers plants, animals, fungi, and other living things, underscoring the sheer scale of biological variety that conservation efforts must address.

Where Conservation Falls Short

Conservation efforts have not been uniformly successful, and some approaches have drawn criticism for their limited impact on halting biodiversity loss. Certain incentive-based strategies have struggled to reach the communities most critical to conservation outcomes, particularly in developing regions. The effectiveness of various interventions remains contested, with ongoing debate about whether market-based mechanisms can truly substitute for systemic policy change.

Comparing Conservation Approaches

Different regions and sectors vary considerably in their approaches to biodiversity conservation, making direct comparison difficult. Economic incentives, community-based programs, and regulatory frameworks each show distinct strengths and weaknesses depending on local ecological and social conditions. Researchers continue to call for more standardized metrics that would allow meaningful cross-context evaluations of which strategies perform best.

The results revealed some intriguing differences. While the prosocial incentive didn't increase the overall number of posts, it did change the type of content shared. Participants in this group were more likely to post photos of rare species. In contrast, the financial incentive significantly increased the number of posts, but these were often of less rare and even invasive species. This suggests that prosocial incentives tap into a different motivation, encouraging people to seek out and document species that are more ecologically valuable.

Balancing Incentives for a Healthier Ecosystem

The study underscores the importance of carefully designing incentive programs to achieve specific conservation goals. Financial incentives may boost participation, but they might not always lead to the desired ecological outcomes. Prosocial incentives, on the other hand, can be a powerful tool for engaging people's intrinsic values and driving more targeted conservation efforts. Combining both approaches could lead to more comprehensive and effective biodiversity information collection, balancing quantity with quality and ecological significance.

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Expert Perspectives on the Path Forward

Expert opinion broadly converges on the view that biodiversity loss represents a systemic threat requiring coordinated, multi-level responses. While no single intervention is likely to reverse current trends on its own, researchers emphasize the value of combining policy frameworks, economic incentives, and community engagement. The challenge lies in translating scientific understanding into actionable strategies that can be sustained over time.

What Comes Next for Biodiversity

Emerging areas of research suggest that innovative incentive structures may play a larger role in future conservation strategies. As understanding of human behavior and motivation deepens, new models for aligning individual and collective interests with ecological outcomes are being explored. Whether these approaches can scale to match the magnitude of the biodiversity crisis remains an open and pressing question.

Biodiversity Within Larger Systems

Biodiversity loss is deeply intertwined with broader systemic pressures including climate change, habitat destruction, and resource overexploitation. Addressing biological variety in isolation from these interconnected challenges is widely seen as insufficient. Effective conservation requires integrated approaches that consider ecological, economic, and social systems as fundamentally linked rather than as separate domains.

People at the Center of Conservation

Ultimately, biodiversity conservation depends on human choices, behaviors, and willingness to act on behalf of ecosystems and species. Real-world impact requires moving beyond scientific knowledge to engage communities, policymakers, and individuals in meaningful ways. The intersection of human motivation and ecological necessity remains a critical frontier for conservation science and practice.

How the app experiment compares with other conservation evidence

The app experiment measured whether incentives changed species-photo posting, while a separate review examined projected climate impacts on biodiversity in Iran.[1] [2]

Testing donation and monetary rewards in a Japanese species-photo app

PopulationUsers of a widely-used Japanese smartphone app to which they post species photos[1]
Sample size830[1]
SettingA widely-used Japanese smartphone app in Japan[1]
Effect sizeProsocial incentive did not increase the average number of posts but increased the proportion of posts on rare species; financial incentive significantly increased posts, particularly on less rare and invasive species[1]
Times cited0[1]

What remains unknown about incentive-driven records

  • Would the posting patterns seen in this Japanese app also occur among biodiversity recorders with different activities and backgrounds?[1] [3]
  • Would donation-based prompts reach species that are rare, hard to detect, or found across remote ranges?[1] [4]
  • How do the goals of people using shared biodiversity data affect whether they accept its sharing with third parties?[3]

Terms used in the incentive comparison

Prosocial incentive
A prompt linking species information supplied by users to donations for endangered-species protection activities.[1]
Financial incentive
A scheme that provides monetary rewards for posting species photos.[1]

About this Article -

Written with AI assistance from published research, and reviewed by the Mystum team. See our About page for more information.

This article is based on research published under:

DOI-LINK: https://doi.org/10.48550/arXiv.2402.18047,

Title: Prosocial And Financial Incentives For Biodiversity Conservation: A Field Experiment Using A Smartphone App

Subject: econ.gn q-fin.ec

Authors: Shusaku Sasaki, Takahiro Kubo, Shodai Kitano

Published: 27-02-2024

Everything You Need To Know

1

What are the key differences between prosocial and financial incentives in the context of biodiversity conservation?

The core difference lies in the motivation they tap into. Financial incentives, such as gift certificates, primarily motivate participation by offering tangible rewards, which can lead to an increase in the quantity of data collected, but not necessarily the quality. Prosocial incentives, like donating to endangered species protection, leverage the participants' intrinsic desire to contribute to a greater good. This can shift the focus towards documenting ecologically valuable and rare species, thus improving the quality of data and conservation efforts. The study by Shusaku Sasaki, Takahiro Kubo, and Shodai Kitano demonstrated this by comparing a financial incentive group with a prosocial incentive group and a control group.

2

How can prosocial incentives specifically improve biodiversity conservation outcomes?

Prosocial incentives can significantly improve conservation outcomes by encouraging a focus on ecologically important species. Participants motivated by the desire to contribute to the greater good are more likely to seek out and document rare species. This contrasts with financial incentives, which can lead to an increase in posts of common or even invasive species. By shifting the focus to documenting rare species, prosocial incentives help conservationists gather crucial data on species distribution and habitat health, thereby contributing to a more effective conservation strategy. This was highlighted by the study using a smartphone app.

3

What were the methodologies used by Shusaku Sasaki, Takahiro Kubo, and Shodai Kitano to evaluate different incentives?

The researchers conducted a field experiment using a smartphone app to explore the impacts of different incentives on citizen engagement. Participants were divided into three groups: a control group, a prosocial incentive group, and a financial incentive group. The control group was asked to post photos of plant, insect, or animal species without any incentives. The prosocial incentive group received a donation to endangered species protection activities for each unique species photo posted. The financial incentive group received gift certificates for their posts. By comparing the types and number of posts across the three groups, the researchers could assess the effectiveness of each incentive type.

4

Why is combining prosocial and financial incentives a potentially effective approach for biodiversity conservation?

Combining both approaches can create a balanced strategy for biodiversity information collection. Financial incentives can boost participation, ensuring a larger volume of data is collected. Prosocial incentives, on the other hand, ensure the quality and ecological significance of the data by encouraging the documentation of rare species. By integrating these two approaches, conservation efforts can benefit from both the quantity of data and its ecological value. This could lead to a more comprehensive and effective conservation program.

5

In the context of the research, what role did the control group play in the overall study?

The control group, which received no incentives, served as a baseline for comparison. By observing the behavior of this group, the researchers could determine the impact of the prosocial and financial incentives. Comparing the posts of the control group with the posts of the prosocial and financial incentive groups allowed the researchers to isolate the effects of each type of incentive on citizen engagement and the type of data collected. This group served as a reference point to understand the effects of the incentives. The control group was asked to post photos of plant, insect, or animal species on weekdays.

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